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53505538374 = 2327271326999
BaseRepresentation
bin110001110101001011…
…011011100101000110
312010002220002222020110
4301311023123211012
51334034404211444
640325145213450
73602626400151
oct616513334506
9163086088213
1053505538374
1120767532a02
12a452a91286
1350790c81a2
142838130c98
1515d24e7cb9
hexc752db946

53505538374 has 16 divisors (see below), whose sum is σ = 107015328000. Its totient is φ = 17834470920.

The previous prime is 53505538369. The next prime is 53505538393. The reversal of 53505538374 is 47383550535.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 127 + ... + 327125.

It is an arithmetic number, because the mean of its divisors is an integer number (6688458000).

Almost surely, 253505538374 is an apocalyptic number.

53505538374 is an abundant number, since it is smaller than the sum of its proper divisors (53509789626).

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

53505538374 is a wasteful number, since it uses less digits than its factorization.

53505538374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354275.

The product of its (nonzero) digits is 3780000, while the sum is 48.

The spelling of 53505538374 in words is "fifty-three billion, five hundred five million, five hundred thirty-eight thousand, three hundred seventy-four".

Divisors: 1 2 3 6 27271 54542 81813 163626 326999 653998 980997 1961994 8917589729 17835179458 26752769187 53505538374