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51100402412468 = 2222201157542647
BaseRepresentation
bin10111001111001101111010…
…10101010110101110110100
320200221011001220102201000002
423213212331111112232310
523144212111004144333
6300403111212010432
713522611415535633
oct1347467525265664
9220834056381002
1051100402412468
1115311616a82572
125893725460a18
1322689939a5926
14c893b630351a
155d938aaee0e8
hex2e79bd556bb4

51100402412468 has 12 divisors (see below), whose sum is σ = 89426108574432. Its totient is φ = 25550085676920.

The previous prime is 51100402412387. The next prime is 51100402412537. The reversal of 51100402412468 is 86421420400115.

It is a super-2 number, since 2×511004024124682 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27883280 + ... + 29659367.

It is an arithmetic number, because the mean of its divisors is an integer number (7452175714536).

Almost surely, 251100402412468 is an apocalyptic number.

It is an amenable number.

51100402412468 is a deficient number, since it is larger than the sum of its proper divisors (38325706161964).

51100402412468 is a wasteful number, since it uses less digits than its factorization.

51100402412468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57764662 (or 57764660 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 38.

The spelling of 51100402412468 in words is "fifty-one trillion, one hundred billion, four hundred two million, four hundred twelve thousand, four hundred sixty-eight".

Divisors: 1 2 4 222011 444022 888044 57542647 115085294 230170588 12775100603117 25550201206234 51100402412468