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50404323252 = 22343325130047
BaseRepresentation
bin101110111100010101…
…001110111110110100
311211002202121220212010
4232330111032332310
51311212001321002
635053323324220
73433031451513
oct567425167664
9154082556763
1050404323252
111a415a210a8
129928380670
1349a376605a
1426222dc67a
1514a010e46c
hexbbc54efb4

50404323252 has 48 divisors (see below), whose sum is σ = 120386230272. Its totient is φ = 16405116000.

The previous prime is 50404323181. The next prime is 50404323257. The reversal of 50404323252 is 25232340405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50404323257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1662493 + ... + 1692539.

It is an arithmetic number, because the mean of its divisors is an integer number (2508046464).

Almost surely, 250404323252 is an apocalyptic number.

It is an amenable number.

50404323252 is an abundant number, since it is smaller than the sum of its proper divisors (69981907020).

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

50404323252 is a wasteful number, since it uses less digits than its factorization.

50404323252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33348 (or 33346 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 50404323252 its reverse (25232340405), we get a palindrome (75636663657).

The spelling of 50404323252 in words is "fifty billion, four hundred four million, three hundred twenty-three thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 43 86 129 172 258 516 3251 6502 9753 13004 19506 30047 39012 60094 90141 120188 139793 180282 279586 360564 419379 559172 838758 1292021 1677516 2584042 3876063 5168084 7752126 15504252 97682797 195365594 293048391 390731188 586096782 1172193564 4200360271 8400720542 12601080813 16801441084 25202161626 50404323252