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52121485118258 = 242499613208371
BaseRepresentation
bin10111101100111011110101…
…00110110000101100110010
320211112202122220200112212022
423312131322212300230302
523312424300142241013
6302504140230031442
713656436663405343
oct1366357246605462
9224482586615768
1052121485118258
11156756635aa356
125a195abaa8582
13231105ba530ba
14cc299c74c0ca
15605bed19d008
hex2f677a9b0b32

52121485118258 has 8 divisors (see below), whose sum is σ = 78184067430000. Its totient is φ = 26060129308260.

The previous prime is 52121485118257. The next prime is 52121485118279. The reversal of 52121485118258 is 85281158412125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (52121485118257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306519188 + ... + 306689183.

It is an arithmetic number, because the mean of its divisors is an integer number (9773008428750).

Almost surely, 252121485118258 is an apocalyptic number.

52121485118258 is a deficient number, since it is larger than the sum of its proper divisors (26062582311742).

52121485118258 is a wasteful number, since it uses less digits than its factorization.

52121485118258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613250872.

The product of its digits is 2048000, while the sum is 53.

The spelling of 52121485118258 in words is "fifty-two trillion, one hundred twenty-one billion, four hundred eighty-five million, one hundred eighteen thousand, two hundred fifty-eight".

Divisors: 1 2 42499 84998 613208371 1226416742 26060742559129 52121485118258