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53125254308 = 2273751279203
BaseRepresentation
bin110001011110100000…
…110000110010100100
312002010101112112120102
4301132200300302210
51332300031114213
640223322323232
73560331132230
oct613640606244
9162111475512
1053125254308
1120591903955
12a367659518
13501839a929
1427dd81d5c0
1515ade2b158
hexc5e830ca4

53125254308 has 24 divisors (see below), whose sum is σ = 109122146112. Its totient is φ = 22152615264.

The previous prime is 53125254307. The next prime is 53125254359. The reversal of 53125254308 is 80345252135.

It is not an unprimeable number, because it can be changed into a prime (53125254307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25638566 + ... + 25640637.

It is an arithmetic number, because the mean of its divisors is an integer number (4546756088).

Almost surely, 253125254308 is an apocalyptic number.

It is an amenable number.

53125254308 is an abundant number, since it is smaller than the sum of its proper divisors (55996891804).

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

53125254308 is a wasteful number, since it uses less digits than its factorization.

53125254308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51279251 (or 51279249 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 53125254308 in words is "fifty-three billion, one hundred twenty-five million, two hundred fifty-four thousand, three hundred eight".

Divisors: 1 2 4 7 14 28 37 74 148 259 518 1036 51279203 102558406 205116812 358954421 717908842 1435817684 1897330511 3794661022 7589322044 13281313577 26562627154 53125254308