Base | Representation |
---|---|
bin | 101111101001001000… |
… | …1101100000111010111 |
3 | 100210002022021012121120 |
4 | 1133102101230013113 |
5 | 3134013344202221 |
6 | 115000155215023 |
7 | 10251250334511 |
oct | 1372221540727 |
9 | 323068235546 |
10 | 102312100311 |
11 | 3a432571303 |
12 | 179b4147473 |
13 | 9856830435 |
14 | 4d4815cbb1 |
15 | 29dc1eb5c6 |
hex | 17d246c1d7 |
102312100311 has 64 divisors (see below), whose sum is σ = 145609643520. Its totient is φ = 63798658560.
The previous prime is 102312100309. The next prime is 102312100313. The reversal of 102312100311 is 113001213201.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (102312100309) and next prime (102312100313).
It is not a de Polignac number, because 102312100311 - 21 = 102312100309 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102312100313) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 148063476 + ... + 148064166.
It is an arithmetic number, because the mean of its divisors is an integer number (2275150680).
Almost surely, 2102312100311 is an apocalyptic number.
102312100311 is a deficient number, since it is larger than the sum of its proper divisors (43297543209).
102312100311 is a wasteful number, since it uses less digits than its factorization.
102312100311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1136.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 102312100311 its reverse (113001213201), we get a palindrome (215313313512).
The spelling of 102312100311 in words is "one hundred two billion, three hundred twelve million, one hundred thousand, three hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •