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72052062 = 2321615557
BaseRepresentation
bin1000100101101…
…10110101011110
312000120121211220
410102312311132
5121421131222
611052154210
71533301215
oct422666536
9160517756
1072052062
1137742865
1220168966
1311c09874
1497d807c
1564d3b5c
hex44b6d5e

72052062 has 16 divisors (see below), whose sum is σ = 144196752. Its totient is φ = 24001920.

The previous prime is 72052049. The next prime is 72052073. The reversal of 72052062 is 26025027.

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, 10188 + ... + 15744.

It is an arithmetic number, because the mean of its divisors is an integer number (9012297).

Almost surely, 272052062 is an apocalyptic number.

72052062 is an abundant number, since it is smaller than the sum of its proper divisors (72144690).

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

72052062 is a wasteful number, since it uses less digits than its factorization.

72052062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7723.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 72052062 is about 8488.3486026435. The cubic root of 72052062 is about 416.1170120481.

Adding to 72052062 its reverse (26025027), we get a palindrome (98077089).

The spelling of 72052062 in words is "seventy-two million, fifty-two thousand, sixty-two".

Divisors: 1 2 3 6 2161 4322 5557 6483 11114 12966 16671 33342 12008677 24017354 36026031 72052062