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55246360 = 23513106243
BaseRepresentation
bin1101001010111…
…1111000011000
310211221210202111
43102233320120
5103120340420
65252042104
71240405051
oct322577030
9124853674
1055246360
1129204454
1216603334
13b5a4370
1474a1728
154cb445a
hex34afe18

55246360 has 32 divisors (see below), whose sum is σ = 133867440. Its totient is φ = 20398464.

The previous prime is 55246349. The next prime is 55246403. The reversal of 55246360 is 6364255.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52602 + ... + 53641.

Almost surely, 255246360 is an apocalyptic number.

It is an amenable number.

55246360 is an abundant number, since it is smaller than the sum of its proper divisors (78621080).

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

55246360 is a wasteful number, since it uses less digits than its factorization.

55246360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106267 (or 106263 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 55246360 is about 7432.7895167292. The cubic root of 55246360 is about 380.8622157543.

The spelling of 55246360 in words is "fifty-five million, two hundred forty-six thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 106243 212486 424972 531215 849944 1062430 1381159 2124860 2762318 4249720 5524636 6905795 11049272 13811590 27623180 55246360