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12904929130 = 251290492913
BaseRepresentation
bin11000000010011000…
…11001011101101010
31020022100220022202011
430001030121131222
5202412130213010
65532313230134
7634540042042
oct140114313552
936270808664
1012904929130
115522550295
122601a0234a
1312a8795952
148a5c9c722
15507e22a8a
hex30131976a

12904929130 has 8 divisors (see below), whose sum is σ = 23228872452. Its totient is φ = 5161971648.

The previous prime is 12904929119. The next prime is 12904929151. The reversal of 12904929130 is 3192940921.

It can be written as a sum of positive squares in 2 ways, for example, as 12638031561 + 266897569 = 112419^2 + 16337^2 .

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, 645246447 + ... + 645246466.

Almost surely, 212904929130 is an apocalyptic number.

12904929130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12904929130 is a deficient number, since it is larger than the sum of its proper divisors (10323943322).

12904929130 is a wasteful number, since it uses less digits than its factorization.

12904929130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290492920.

The product of its (nonzero) digits is 34992, while the sum is 40.

The spelling of 12904929130 in words is "twelve billion, nine hundred four million, nine hundred twenty-nine thousand, one hundred thirty".

Divisors: 1 2 5 10 1290492913 2580985826 6452464565 12904929130