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75976983 = 3213960733
BaseRepresentation
bin1001000011101…
…01000100010111
312021222000211100
410201311010113
5123422230413
611312241143
71611536145
oct441650427
9167860740
1075976983
11399836a5
12215401b3
13129821c4
14a13a595
156a0ba73
hex4875117

75976983 has 12 divisors (see below), whose sum is σ = 110535880. Its totient is φ = 50286096.

The previous prime is 75976973. The next prime is 75977003. The reversal of 75976983 is 38967957.

It is not a de Polignac number, because 75976983 - 216 = 75911447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75976973) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29116 + ... + 31617.

Almost surely, 275976983 is an apocalyptic number.

75976983 is a deficient number, since it is larger than the sum of its proper divisors (34558897).

75976983 is a wasteful number, since it uses less digits than its factorization.

75976983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60878 (or 60875 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The square root of 75976983 is about 8716.4776716286. The cubic root of 75976983 is about 423.5395927257.

The spelling of 75976983 in words is "seventy-five million, nine hundred seventy-six thousand, nine hundred eighty-three".

Divisors: 1 3 9 139 417 1251 60733 182199 546597 8441887 25325661 75976983