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52386432 = 273719489
BaseRepresentation
bin1100011111010…
…1101010000000
310122120111200020
43013311222000
5101402331212
65110453440
71204164060
oct307655200
9118514606
1052386432
112763077a
1215664280
13ab126b7
146d593a0
1548ebd8c
hex31f5a80

52386432 has 64 divisors (see below), whose sum is σ = 159038400. Its totient is φ = 14966784.

The previous prime is 52386409. The next prime is 52386457. The reversal of 52386432 is 23468325.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 52386393 and 52386402.

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, 7057 + ... + 12432.

It is an arithmetic number, because the mean of its divisors is an integer number (2484975).

Almost surely, 252386432 is an apocalyptic number.

It is an amenable number.

52386432 is an abundant number, since it is smaller than the sum of its proper divisors (106651968).

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

52386432 is a wasteful number, since it uses less digits than its factorization.

52386432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19513 (or 19501 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 52386432 is about 7237.8471937448. The cubic root of 52386432 is about 374.1734256270.

The spelling of 52386432 in words is "fifty-two million, three hundred eighty-six thousand, four hundred thirty-two".