Base | Representation |
---|---|
bin | 101110101101100000… |
… | …0100001110110101011 |
3 | 100120220212001112020021 |
4 | 1131123000201312223 |
5 | 3120414121110011 |
6 | 114025435141311 |
7 | 10150542251605 |
oct | 1353300416653 |
9 | 316825045207 |
10 | 100311113131 |
11 | 395a600aa99 |
12 | 17535ba4837 |
13 | 95c80cb958 |
14 | 4bd84c8175 |
15 | 29216e1471 |
hex | 175b021dab |
100311113131 has 4 divisors (see below), whose sum is σ = 101808293992. Its totient is φ = 98813932272.
The previous prime is 100311113107. The next prime is 100311113137. The reversal of 100311113131 is 131311113001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131311113001 = 35129 ⋅3737969.
It is a cyclic number.
It is not a de Polignac number, because 100311113131 - 25 = 100311113099 is a prime.
It is a super-2 number, since 2×1003111131312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (100311113137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 748590330 + ... + 748590463.
It is an arithmetic number, because the mean of its divisors is an integer number (25452073498).
Almost surely, 2100311113131 is an apocalyptic number.
100311113131 is a deficient number, since it is larger than the sum of its proper divisors (1497180861).
100311113131 is an equidigital number, since it uses as much as digits as its factorization.
100311113131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1497180860.
The product of its (nonzero) digits is 27, while the sum is 16.
Adding to 100311113131 its reverse (131311113001), we get a palindrome (231622226132).
The spelling of 100311113131 in words is "one hundred billion, three hundred eleven million, one hundred thirteen thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •