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30286932874 = 2111376678767
BaseRepresentation
bin11100001101001111…
…011110101110001010
32220011202012121021121
4130031033132232022
5444011423322444
621525202025454
72121352452562
oct341517365612
986152177247
1030286932874
1111932202a40
125a5304828a
132b18969273
1416745b9da2
15bc3e06084
hex70d3deb8a

30286932874 has 8 divisors (see below), whose sum is σ = 49560435648. Its totient is φ = 13766787660.

The previous prime is 30286932847. The next prime is 30286932889. The reversal of 30286932874 is 47823968203.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688339362 + ... + 688339405.

It is an arithmetic number, because the mean of its divisors is an integer number (6195054456).

Almost surely, 230286932874 is an apocalyptic number.

30286932874 is a deficient number, since it is larger than the sum of its proper divisors (19273502774).

30286932874 is a wasteful number, since it uses less digits than its factorization.

30286932874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376678780.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 30286932874 in words is "thirty billion, two hundred eighty-six million, nine hundred thirty-two thousand, eight hundred seventy-four".

Divisors: 1 2 11 22 1376678767 2753357534 15143466437 30286932874