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13234752130 = 252575149709
BaseRepresentation
bin11000101001101101…
…00100101010000010
31021011100112001211211
430110312210222002
5204101044032010
610025134400334
7645653352115
oct142466445202
937140461754
1013234752130
115681744186
1226943600aa
13132bc05ca2
148d79d657c
15526d7308a
hex314da4a82

13234752130 has 16 divisors (see below), whose sum is σ = 23915253240. Its totient is φ = 5273300992.

The previous prime is 13234752121. The next prime is 13234752131. The reversal of 13234752130 is 3125743231.

It can be written as a sum of positive squares in 4 ways, for example, as 11626661929 + 1608090201 = 107827^2 + 40101^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13234752092 and 13234752101.

It is not an unprimeable number, because it can be changed into a prime (13234752131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2572285 + ... + 2577424.

Almost surely, 213234752130 is an apocalyptic number.

13234752130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13234752130 is a deficient number, since it is larger than the sum of its proper divisors (10680501110).

13234752130 is a wasteful number, since it uses less digits than its factorization.

13234752130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5149973.

The product of its (nonzero) digits is 15120, while the sum is 31.

The spelling of 13234752130 in words is "thirteen billion, two hundred thirty-four million, seven hundred fifty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 257 514 1285 2570 5149709 10299418 25748545 51497090 1323475213 2646950426 6617376065 13234752130