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52022082 = 2371238621
BaseRepresentation
bin1100011001110…
…0101101000010
310121212222212210
43012130231002
5101304201312
65055002550
71201115610
oct306345502
9117788783
1052022082
1127401a62
1215509456
13aa158c8
146ca26b0
154878e3c
hex319cb42

52022082 has 16 divisors (see below), whose sum is σ = 118907712. Its totient is φ = 14863440.

The previous prime is 52022077. The next prime is 52022093. The reversal of 52022082 is 28022025.

It is a super-2 number, since 2×520220822 = 5412594031229448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 619269 + ... + 619352.

It is an arithmetic number, because the mean of its divisors is an integer number (7431732).

Almost surely, 252022082 is an apocalyptic number.

52022082 is an abundant number, since it is smaller than the sum of its proper divisors (66885630).

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

52022082 is a wasteful number, since it uses less digits than its factorization.

52022082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238633.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 52022082 is about 7212.6334996310. The cubic root of 52022082 is about 373.3039423787.

The spelling of 52022082 in words is "fifty-two million, twenty-two thousand, eighty-two".

Divisors: 1 2 3 6 7 14 21 42 1238621 2477242 3715863 7431726 8670347 17340694 26011041 52022082