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52211963712 = 263271937311
BaseRepresentation
bin110000101000000100…
…110101011101000000
311222202202000120101210
4300220010311131000
51323412230314322
635552535330120
73525601240356
oct605004653500
9158682016353
1052211963712
1120163324137
12a151820940
134c010cc9ac
1427544037d6
151558b7670c
hexc28135740

52211963712 has 28 divisors (see below), whose sum is σ = 138144154496. Its totient is φ = 17403987840.

The previous prime is 52211963693. The next prime is 52211963719. The reversal of 52211963712 is 21736911225.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52211963719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135968464 + ... + 135968847.

Almost surely, 252211963712 is an apocalyptic number.

It is an amenable number.

52211963712 is an abundant number, since it is smaller than the sum of its proper divisors (85932190784).

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

52211963712 is a wasteful number, since it uses less digits than its factorization.

52211963712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271937326 (or 271937316 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The spelling of 52211963712 in words is "fifty-two billion, two hundred eleven million, nine hundred sixty-three thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 192 271937311 543874622 815811933 1087749244 1631623866 2175498488 3263247732 4350996976 6526495464 8701993952 13052990928 17403987904 26105981856 52211963712