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13102023233 = 131759285173
BaseRepresentation
bin11000011001111000…
…10000001001000001
31020211002202202000202
430030330100021001
5203313104220413
610004033454545
7642452234315
oct141474201101
936732682022
1013102023233
115613828a82
122657a11455
13130a573390
148c4125b45
1551a3a5e58
hex30cf10241

13102023233 has 8 divisors (see below), whose sum is σ = 14939863848. Its totient is φ = 11382753024.

The previous prime is 13102023229. The next prime is 13102023239. The reversal of 13102023233 is 33232020131.

It can be written as a sum of positive squares in 4 ways, for example, as 29073664 + 13072949569 = 5392^2 + 114337^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 13102023233 - 22 = 13102023229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13102023239) 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, 29642366 + ... + 29642807.

It is an arithmetic number, because the mean of its divisors is an integer number (1867482981).

Almost surely, 213102023233 is an apocalyptic number.

13102023233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13102023233 is a deficient number, since it is larger than the sum of its proper divisors (1837840615).

13102023233 is a wasteful number, since it uses less digits than its factorization.

13102023233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59285203.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13102023233 its reverse (33232020131), we get a palindrome (46334043364).

The spelling of 13102023233 in words is "thirteen billion, one hundred two million, twenty-three thousand, two hundred thirty-three".

Divisors: 1 13 17 221 59285173 770707249 1007847941 13102023233