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13101140140 = 2251159550637
BaseRepresentation
bin11000011001110001…
…11000100010101100
31020211001002212122121
430030320320202230
5203312342441030
610004002522324
7642441565564
oct141470704254
936731085577
1013101140140
115613285550
1226576663a4
13130a32443a
148c3d75da4
1551a27e47a
hex30ce388ac

13101140140 has 24 divisors (see below), whose sum is σ = 30013521552. Its totient is φ = 4764050880.

The previous prime is 13101140089. The next prime is 13101140149. The reversal of 13101140140 is 4104110131.

It is not an unprimeable number, because it can be changed into a prime (13101140149) 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, 29775099 + ... + 29775538.

It is an arithmetic number, because the mean of its divisors is an integer number (1250563398).

Almost surely, 213101140140 is an apocalyptic number.

13101140140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13101140140 is an abundant number, since it is smaller than the sum of its proper divisors (16912381412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13101140140 is a wasteful number, since it uses less digits than its factorization.

13101140140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59550657 (or 59550655 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 13101140140 its reverse (4104110131), we get a palindrome (17205250271).

The spelling of 13101140140 in words is "thirteen billion, one hundred one million, one hundred forty thousand, one hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 59550637 119101274 238202548 297753185 595506370 655057007 1191012740 1310114014 2620228028 3275285035 6550570070 13101140140