Base | Representation |
---|---|
bin | 101110101011001000… |
… | …0000111001010011101 |
3 | 100120201021220012200220 |
4 | 1131112100013022131 |
5 | 3120233203441104 |
6 | 114013504511553 |
7 | 10145553044412 |
oct | 1352620071235 |
9 | 316637805626 |
10 | 100231312029 |
11 | 39564a65272 |
12 | 1751331b5b9 |
13 | 95b470ac74 |
14 | 4bcba74109 |
15 | 29196cb7d9 |
hex | 175640729d |
100231312029 has 16 divisors (see below), whose sum is σ = 136648028160. Its totient is φ = 65321127920.
The previous prime is 100231312021. The next prime is 100231312033. The reversal of 100231312029 is 920213132001.
It is a cyclic number.
It is not a de Polignac number, because 100231312029 - 23 = 100231312021 is a prime.
It is a super-2 number, since 2×1002313120292 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100231312021) 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, 305337 + ... + 541934.
It is an arithmetic number, because the mean of its divisors is an integer number (8540501760).
Almost surely, 2100231312029 is an apocalyptic number.
It is an amenable number.
100231312029 is a deficient number, since it is larger than the sum of its proper divisors (36416716131).
100231312029 is an equidigital number, since it uses as much as digits as its factorization.
100231312029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 848160.
The product of its (nonzero) digits is 648, while the sum is 24.
The spelling of 100231312029 in words is "one hundred billion, two hundred thirty-one million, three hundred twelve thousand, twenty-nine".
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