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10270055680 = 285231991753
BaseRepresentation
bin10011001000010010…
…01001110100000000
3222111201220212212121
421210021021310000
5132013113240210
64415030534024
7512334014203
oct114411116400
928451825777
1010270055680
1143a01a6925
121ba7507314
13c78932731
146d5d7d93a
154019546da
hex264249d00

10270055680 has 144 divisors (see below), whose sum is σ = 25813267200. Its totient is φ = 3907436544.

The previous prime is 10270055639. The next prime is 10270055717. The reversal of 10270055680 is 8655007201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5857684 + ... + 5859436.

It is an arithmetic number, because the mean of its divisors is an integer number (179258800).

Almost surely, 210270055680 is an apocalyptic number.

10270055680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10270055680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12906633600).

10270055680 is an abundant number, since it is smaller than the sum of its proper divisors (15543211520).

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

10270055680 is a wasteful number, since it uses less digits than its factorization.

10270055680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996 (or 1982 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 10270055680 in words is "ten billion, two hundred seventy million, fifty-five thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 23 32 40 46 64 80 92 115 128 160 184 199 230 256 320 368 398 460 640 736 796 920 995 1280 1472 1592 1753 1840 1990 2944 3184 3506 3680 3980 4577 5888 6368 7012 7360 7960 8765 9154 12736 14024 14720 15920 17530 18308 22885 25472 28048 29440 31840 35060 36616 40319 45770 50944 56096 63680 70120 73232 80638 91540 112192 127360 140240 146464 161276 183080 201595 224384 254720 280480 292928 322552 348847 366160 403190 448768 560960 585856 645104 697694 732320 806380 1121920 1171712 1290208 1395388 1464640 1612760 1744235 2243840 2580416 2790776 2929280 3225520 3488470 5160832 5581552 5858560 6451040 6976940 8023481 10321664 11163104 12902080 13953880 16046962 22326208 25804160 27907760 32093924 40117405 44652416 51608320 55815520 64187848 80234810 89304832 111631040 128375696 160469620 223262080 256751392 320939240 446524160 513502784 641878480 1027005568 1283756960 2054011136 2567513920 5135027840 10270055680