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252936495 = 32572712963
BaseRepresentation
bin11110001001110…
…00000100101111
3122121221111122100
433010320010233
51004222431440
641033150143
76160632120
oct1704700457
9577844570
10252936495
1111a859a29
127085b353
1340530186
1425842047
1517314230
hexf13812f

252936495 has 48 divisors (see below), whose sum is σ = 503073792. Its totient is φ = 115162560.

The previous prime is 252936479. The next prime is 252936499. The reversal of 252936495 is 594639252.

252936495 is a `hidden beast` number, since 2 + 529 + 36 + 4 + 95 = 666.

252936495 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 252936495 - 24 = 252936479 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 252936495.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252936499) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83884 + ... + 86846.

It is an arithmetic number, because the mean of its divisors is an integer number (10480704).

Almost surely, 2252936495 is an apocalyptic number.

252936495 is a deficient number, since it is larger than the sum of its proper divisors (250137297).

252936495 is a wasteful number, since it uses less digits than its factorization.

252936495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3252 (or 3249 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 252936495 is about 15903.9773327303. The cubic root of 252936495 is about 632.4174315606.

The spelling of 252936495 in words is "two hundred fifty-two million, nine hundred thirty-six thousand, four hundred ninety-five".

Divisors: 1 3 5 7 9 15 21 35 45 63 105 271 315 813 1355 1897 2439 2963 4065 5691 8889 9485 12195 14815 17073 20741 26667 28455 44445 62223 85365 103705 133335 186669 311115 802973 933345 2408919 4014865 5620811 7226757 12044595 16862433 28104055 36133785 50587299 84312165 252936495