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130123013241 = 31343498715559
BaseRepresentation
bin111100100101111101…
…1111001110001111001
3110102212111101222001210
41321023323321301321
54112442442410431
6135435551433333
712254366235354
oct1711373716171
9412774358053
10130123013241
1150204059871
1221275b25849
13c369515130
14642596b29b
1535b8a61d46
hex1e4bef9c79

130123013241 has 32 divisors (see below), whose sum is σ = 191239121920. Its totient is φ = 78192765504.

The previous prime is 130123013239. The next prime is 130123013261. The reversal of 130123013241 is 142310321031.

It is not a de Polignac number, because 130123013241 - 21 = 130123013239 is a prime.

It is a super-2 number, since 2×1301230132412 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (130123013261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8355420 + ... + 8370978.

It is an arithmetic number, because the mean of its divisors is an integer number (5976222560).

Almost surely, 2130123013241 is an apocalyptic number.

It is an amenable number.

130123013241 is a deficient number, since it is larger than the sum of its proper divisors (61116108679).

130123013241 is a wasteful number, since it uses less digits than its factorization.

130123013241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20605.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 130123013241 its reverse (142310321031), we get a palindrome (272433334272).

The spelling of 130123013241 in words is "one hundred thirty billion, one hundred twenty-three million, thirteen thousand, two hundred forty-one".

Divisors: 1 3 13 39 43 129 559 1677 4987 14961 15559 46677 64831 194493 202267 214441 606801 643323 669037 2007111 2787733 8363199 8697481 26092443 77592733 232778199 1008705529 3026116587 3336487519 10009462557 43374337747 130123013241