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253500405210372 = 22379967264171893
BaseRepresentation
bin111001101000111010101001…
…100110100101110100000100
31020020120101212002202010112110
4321220322221212211310010
5231211322312213212442
62255052251202421020
7104252541234304635
oct7150725146456404
91206511762663473
10253500405210372
1173855a10aaa111
12245220b0961770
13ab5aca75a6868
1446856b10a788c
151e491d991869c
hexe68ea99a5d04

253500405210372 has 24 divisors (see below), whose sum is σ = 591508344542976. Its totient is φ = 84499078062688.

The previous prime is 253500405210341. The next prime is 253500405210407. The reversal of 253500405210372 is 273012504005352.

It is a self number, because there is not a number n which added to its sum of digits gives 253500405210372.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131126343 + ... + 133045550.

It is an arithmetic number, because the mean of its divisors is an integer number (24646181022624).

Almost surely, 2253500405210372 is an apocalyptic number.

It is an amenable number.

253500405210372 is an abundant number, since it is smaller than the sum of its proper divisors (338007939332604).

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

253500405210372 is a wasteful number, since it uses less digits than its factorization.

253500405210372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264251867 (or 264251865 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 39.

The spelling of 253500405210372 in words is "two hundred fifty-three trillion, five hundred billion, four hundred five million, two hundred ten thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 12 79967 159934 239901 319868 479802 959604 264171893 528343786 792515679 1056687572 1585031358 3170062716 21125033767531 42250067535062 63375101302593 84500135070124 126750202605186 253500405210372