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76148970 = 2352538299
BaseRepresentation
bin1001000100111…
…11000011101010
312022021202202020
410202133003222
5123443231340
611320045310
71613153442
oct442370352
9168252666
1076148970
1139a90937
1221603836
1312a12581
14a183122
156a429d0
hex489f0ea

76148970 has 16 divisors (see below), whose sum is σ = 182757600. Its totient is φ = 20306384.

The previous prime is 76148957. The next prime is 76148981. The reversal of 76148970 is 7984167.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1269120 + ... + 1269179.

It is an arithmetic number, because the mean of its divisors is an integer number (11422350).

Almost surely, 276148970 is an apocalyptic number.

76148970 is an abundant number, since it is smaller than the sum of its proper divisors (106608630).

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

76148970 is a wasteful number, since it uses less digits than its factorization.

76148970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538309.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 76148970 is about 8726.3377197998. The cubic root of 76148970 is about 423.8589368464.

The spelling of 76148970 in words is "seventy-six million, one hundred forty-eight thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 2538299 5076598 7614897 12691495 15229794 25382990 38074485 76148970