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97425904860 = 223251753600727
BaseRepresentation
bin101101010111100001…
…0010101010011011100
3100022110210000202112200
41122233002111103130
53044012012423420
6112431251131500
710016206345644
oct1325702252334
9308423022480
1097425904860
1138355424349
1216a6b8a3b90
13925843981b
144a03243524
152803274b90
hex16af0954dc

97425904860 has 144 divisors (see below), whose sum is σ = 318813558336. Its totient is φ = 23990593536.

The previous prime is 97425904801. The next prime is 97425904867. The reversal of 97425904860 is 6840952479.

97425904860 is a `hidden beast` number, since 9 + 7 + 4 + 2 + 590 + 48 + 6 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 97425904797 and 97425904806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97425904867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 138184 + ... + 462543.

It is an arithmetic number, because the mean of its divisors is an integer number (2213983044).

Almost surely, 297425904860 is an apocalyptic number.

97425904860 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

97425904860 is an abundant number, since it is smaller than the sum of its proper divisors (221387653476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97425904860 is a wasteful number, since it uses less digits than its factorization.

97425904860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600812 (or 600807 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 97425904860 in words is "ninety-seven billion, four hundred twenty-five million, nine hundred four thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 17 18 20 30 34 36 45 51 53 60 68 85 90 102 106 153 159 170 180 204 212 255 265 306 318 340 477 510 530 612 636 765 795 901 954 1020 1060 1530 1590 1802 1908 2385 2703 3060 3180 3604 4505 4770 5406 8109 9010 9540 10812 13515 16218 18020 27030 32436 40545 54060 81090 162180 600727 1201454 1802181 2402908 3003635 3604362 5406543 6007270 7208724 9010905 10212359 10813086 12014540 18021810 20424718 21626172 27032715 30637077 31838531 36043620 40849436 51061795 54065430 61274154 63677062 91911231 95515593 102123590 108130860 122548308 127354124 153185385 159192655 183822462 191031186 204247180 286546779 306370770 318385310 367644924 382062372 459556155 477577965 541255027 573093558 612741540 636770620 919112310 955155930 1082510054 1146187116 1432733895 1623765081 1838224620 1910311860 2165020108 2706275135 2865467790 3247530162 4871295243 5412550270 5730935580 6495060324 8118825405 9742590486 10825100540 16237650810 19485180972 24356476215 32475301620 48712952430 97425904860