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55913725824 = 2731113237151
BaseRepresentation
bin110100000100101101…
…111011111110000000
312100022201112120101020
4310010231323332000
51404002403211244
641404133105440
74016410553625
oct640455737600
9170281476336
1055913725824
1121792927870
12aa05488280
135370cbc688
1429c5cc234c
1516c3b39d19
hexd04b7bf80

55913725824 has 64 divisors (see below), whose sum is σ = 162022740480. Its totient is φ = 16943552000.

The previous prime is 55913725793. The next prime is 55913725831. The reversal of 55913725824 is 42852731955.

55913725824 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6614352 + ... + 6622799.

It is an arithmetic number, because the mean of its divisors is an integer number (2531605320).

Almost surely, 255913725824 is an apocalyptic number.

It is an amenable number.

55913725824 is an abundant number, since it is smaller than the sum of its proper divisors (106109014656).

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

55913725824 is a wasteful number, since it uses less digits than its factorization.

55913725824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13237179 (or 13237167 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 51.

The spelling of 55913725824 in words is "fifty-five billion, nine hundred thirteen million, seven hundred twenty-five thousand, eight hundred twenty-four".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 128 132 176 192 264 352 384 528 704 1056 1408 2112 4224 13237151 26474302 39711453 52948604 79422906 105897208 145608661 158845812 211794416 291217322 317691624 423588832 436825983 582434644 635383248 847177664 873651966 1164869288 1270766496 1694355328 1747303932 2329738576 2541532992 3494607864 4659477152 5083065984 6989215728 9318954304 13978431456 18637908608 27956862912 55913725824