Base | Representation |
---|---|
bin | 1000000000101101111… |
… | …1110110101010011101 |
3 | 111011020210121120001221 |
4 | 2000023133312222131 |
5 | 4223332223300323 |
6 | 143121024133341 |
7 | 12641434310161 |
oct | 2001337665235 |
9 | 434223546057 |
10 | 137631853213 |
11 | 53407658438 |
12 | 22810767251 |
13 | cc950799ca |
14 | 6938d00ca1 |
15 | 38a7d8d55d |
hex | 200b7f6a9d |
137631853213 has 16 divisors (see below), whose sum is σ = 139957502400. Its totient is φ = 135325463680.
The previous prime is 137631853201. The next prime is 137631853243. The reversal of 137631853213 is 312358136731.
It is a cyclic number.
It is not a de Polignac number, because 137631853213 - 225 = 137598298781 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 137631853213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137631853243) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13473678 + ... + 13483888.
It is an arithmetic number, because the mean of its divisors is an integer number (8747343900).
Almost surely, 2137631853213 is an apocalyptic number.
It is an amenable number.
137631853213 is a deficient number, since it is larger than the sum of its proper divisors (2325649187).
137631853213 is a wasteful number, since it uses less digits than its factorization.
137631853213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11132.
The product of its digits is 272160, while the sum is 43.
Adding to 137631853213 its reverse (312358136731), we get a palindrome (449989989944).
The spelling of 137631853213 in words is "one hundred thirty-seven billion, six hundred thirty-one million, eight hundred fifty-three thousand, two hundred thirteen".
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