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53276470 = 25131724107
BaseRepresentation
bin1100101100111…
…0111100110110
310201020201120121
43023032330312
5102114321340
65141522154
71214561662
oct313167466
9121221517
1053276470
1128089445
1215a1335a
13b064850
14710b8a2
154a2594a
hex32cef36

53276470 has 32 divisors (see below), whose sum is σ = 109353888. Its totient is φ = 18513408.

The previous prime is 53276429. The next prime is 53276471. The reversal of 53276470 is 7467235.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53276471) 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, 9844 + ... + 14263.

It is an arithmetic number, because the mean of its divisors is an integer number (3417309).

Almost surely, 253276470 is an apocalyptic number.

53276470 is an abundant number, since it is smaller than the sum of its proper divisors (56077418).

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

53276470 is a wasteful number, since it uses less digits than its factorization.

53276470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24144.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 53276470 is about 7299.0732288421. The cubic root of 53276470 is about 376.2805878673.

The spelling of 53276470 in words is "fifty-three million, two hundred seventy-six thousand, four hundred seventy".

Divisors: 1 2 5 10 13 17 26 34 65 85 130 170 221 442 1105 2210 24107 48214 120535 241070 313391 409819 626782 819638 1566955 2049095 3133910 4098190 5327647 10655294 26638235 53276470