Base | Representation |
---|---|
bin | 1100001111100… |
… | …10110000110111 |
3 | 21011021000110111 |
4 | 12013302300313 |
5 | 202243044411 |
6 | 14105203451 |
7 | 2354663035 |
oct | 607626067 |
9 | 234230414 |
10 | 102706231 |
11 | 52a7a791 |
12 | 2a490587 |
13 | 18380524 |
14 | d8d7555 |
15 | 903b721 |
hex | 61f2c37 |
102706231 has 16 divisors (see below), whose sum is σ = 112384800. Its totient is φ = 93477888.
The previous prime is 102706223. The next prime is 102706277. The reversal of 102706231 is 132607201.
It is a cyclic number.
It is not a de Polignac number, because 102706231 - 23 = 102706223 is a prime.
It is a super-2 number, since 2×1027062312 = 21097139772450722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102706291) 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, 79035 + ... + 80323.
It is an arithmetic number, because the mean of its divisors is an integer number (7024050).
Almost surely, 2102706231 is an apocalyptic number.
102706231 is a deficient number, since it is larger than the sum of its proper divisors (9678569).
102706231 is a wasteful number, since it uses less digits than its factorization.
102706231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1458.
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 102706231 is about 10134.4082708365. The cubic root of 102706231 is about 468.3087411118.
The spelling of 102706231 in words is "one hundred two million, seven hundred six thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •