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13707023929 = 474532
BaseRepresentation
bin11001100010000000…
…01001011000111001
31022101021011221221221
430301000021120321
5211032444231204
610144045032041
7663446531614
oct146100113071
938337157857
1013707023929
1158a4291a55
1227a6555621
1313a5a00161
1494061117b
15553560654
hex331009639

13707023929 has 15 divisors (see below), whose sum is σ = 14274233743. Its totient is φ = 13162264648.

The previous prime is 13707023927. The next prime is 13707023951. The reversal of 13707023929 is 92932070731.

The square root of 13707023929 is 117077.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 9881354025 + 3825669904 = 99405^2 + 61852^2 .

It is not a de Polignac number, because 13707023929 - 21 = 13707023927 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13707023921) by changing a digit.

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 14 ways as a sum of consecutive naturals, for example, 258623067 + ... + 258623119.

Almost surely, 213707023929 is an apocalyptic number.

13707023929 is the 117077-th square number.

13707023929 is the 58539-th centered octagonal number.

It is an amenable number.

13707023929 is a deficient number, since it is larger than the sum of its proper divisors (567209814).

13707023929 is an frugal number, since it uses more digits than its factorization.

13707023929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 43.

The spelling of 13707023929 in words is "thirteen billion, seven hundred seven million, twenty-three thousand, nine hundred twenty-nine".

Divisors: 1 47 53 2209 2491 2809 103823 117077 132023 4879681 5502619 6205081 258623093 291638807 13707023929