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55970110770 = 2357490954293
BaseRepresentation
bin110100001000000101…
…000001110100110010
312100110122122012222120
4310020011001310302
51404111322021040
641413505415110
74020664043340
oct641005016462
9170418565876
1055970110770
11218117396a2
12aa2033a496
13537c8a2052
1429cd59c990
1516c8a767d0
hexd08141d32

55970110770 has 64 divisors (see below), whose sum is σ = 153552119040. Its totient is φ = 12790326528.

The previous prime is 55970110741. The next prime is 55970110783. The reversal of 55970110770 is 7701107955.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1003744 + ... + 1058036.

It is an arithmetic number, because the mean of its divisors is an integer number (2399251860).

Almost surely, 255970110770 is an apocalyptic number.

55970110770 is an abundant number, since it is smaller than the sum of its proper divisors (97582008270).

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

55970110770 is a wasteful number, since it uses less digits than its factorization.

55970110770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59219.

The product of its (nonzero) digits is 77175, while the sum is 42.

The spelling of 55970110770 in words is "fifty-five billion, nine hundred seventy million, one hundred ten thousand, seven hundred seventy".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 4909 9818 14727 24545 29454 34363 49090 54293 68726 73635 103089 108586 147270 162879 171815 206178 271465 325758 343630 380051 515445 542930 760102 814395 1030890 1140153 1628790 1900255 2280306 3800510 5700765 11401530 266524337 533048674 799573011 1332621685 1599146022 1865670359 2665243370 3731340718 3997865055 5597011077 7995730110 9328351795 11194022154 18656703590 27985055385 55970110770