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61372058 = 21114991861
BaseRepresentation
bin1110101000011…
…1011010011010
311021111000122012
43222013122122
5111202401213
610031225522
71343440166
oct352073232
9137430565
1061372058
1131708810
12186782a2
13c93a637
148217ca6
1555c44a8
hex3a8769a

61372058 has 16 divisors (see below), whose sum is σ = 100548000. Its totient is φ = 27862800.

The previous prime is 61372043. The next prime is 61372079. The reversal of 61372058 is 85027316.

It is a happy 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, 32048 + ... + 33908.

It is an arithmetic number, because the mean of its divisors is an integer number (6284250).

Almost surely, 261372058 is an apocalyptic number.

61372058 is a deficient number, since it is larger than the sum of its proper divisors (39175942).

61372058 is a wasteful number, since it uses less digits than its factorization.

61372058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3373.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 61372058 is about 7834.0320397609. The cubic root of 61372058 is about 394.4484273941.

The spelling of 61372058 in words is "sixty-one million, three hundred seventy-two thousand, fifty-eight".

Divisors: 1 2 11 22 1499 1861 2998 3722 16489 20471 32978 40942 2789639 5579278 30686029 61372058