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53104134432 = 2531314222657
BaseRepresentation
bin110001011101010000…
…001100100100100000
312002001220210112112210
4301131100030210200
51332224124300212
640221245522120
73556653460236
oct613520144440
9162056715483
1053104134432
1120580999208
12a360573340
135013bb486b
1427daac2956
1515ac15853c
hexc5d40c920

53104134432 has 48 divisors (see below), whose sum is σ = 140462495712. Its totient is φ = 17566248960.

The previous prime is 53104134311. The next prime is 53104134437. The reversal of 53104134432 is 23443140135.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 53104134432.

It is not an unprimeable number, because it can be changed into a prime (53104134437) 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 7 ways as a sum of consecutive naturals, for example, 2098753 + ... + 2123904.

It is an arithmetic number, because the mean of its divisors is an integer number (2926301994).

Almost surely, 253104134432 is an apocalyptic number.

It is an amenable number.

53104134432 is an abundant number, since it is smaller than the sum of its proper divisors (87358361280).

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

53104134432 is a wasteful number, since it uses less digits than its factorization.

53104134432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4222801 (or 4222793 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 53104134432 its reverse (23443140135), we get a palindrome (76547274567).

The spelling of 53104134432 in words is "fifty-three billion, one hundred four million, one hundred thirty-four thousand, four hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 131 262 393 524 786 1048 1572 2096 3144 4192 6288 12576 4222657 8445314 12667971 16890628 25335942 33781256 50671884 67562512 101343768 135125024 202687536 405375072 553168067 1106336134 1659504201 2212672268 3319008402 4425344536 6638016804 8850689072 13276033608 17701378144 26552067216 53104134432