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83530276 = 22149913931
BaseRepresentation
bin1001111101010…
…01001000100100
312211011202222221
410332221020210
5132340432101
612142202124
72032665334
oct476511044
9184152887
1083530276
1143172595
1223b83344
13143c81cb
14b1450c4
1574eeaa1
hex4fa9224

83530276 has 12 divisors (see below), whose sum is σ = 146286000. Its totient is φ = 41734280.

The previous prime is 83530259. The next prime is 83530277. The reversal of 83530276 is 67203538.

It is not an unprimeable number, because it can be changed into a prime (83530277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 970 + ... + 12961.

It is an arithmetic number, because the mean of its divisors is an integer number (12190500).

Almost surely, 283530276 is an apocalyptic number.

It is an amenable number.

83530276 is a deficient number, since it is larger than the sum of its proper divisors (62755724).

83530276 is a wasteful number, since it uses less digits than its factorization.

83530276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15434 (or 15432 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 83530276 is about 9139.4899201214. The cubic root of 83530276 is about 437.1340521916.

The spelling of 83530276 in words is "eighty-three million, five hundred thirty thousand, two hundred seventy-six".

Divisors: 1 2 4 1499 2998 5996 13931 27862 55724 20882569 41765138 83530276