Base | Representation |
---|---|
bin | 1100001100110… |
… | …01101110011011 |
3 | 21010120111012002 |
4 | 12012121232123 |
5 | 202144412111 |
6 | 14053311215 |
7 | 2351613545 |
oct | 606315633 |
9 | 233514162 |
10 | 102341531 |
11 | 52850786 |
12 | 2a33550b |
13 | 18283526 |
14 | d840695 |
15 | 8eb863b |
hex | 6199b9b |
102341531 has 4 divisors (see below), whose sum is σ = 102871992. Its totient is φ = 101811072.
The previous prime is 102341527. The next prime is 102341537. The reversal of 102341531 is 135143201.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 135143201 = 751 ⋅179951.
It is a cyclic number.
It is not a de Polignac number, because 102341531 - 22 = 102341527 is a prime.
It is a super-2 number, since 2×1023415312 = 20947577934847922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102341537) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264941 + ... + 265326.
It is an arithmetic number, because the mean of its divisors is an integer number (25717998).
Almost surely, 2102341531 is an apocalyptic number.
102341531 is a deficient number, since it is larger than the sum of its proper divisors (530461).
102341531 is an equidigital number, since it uses as much as digits as its factorization.
102341531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 530460.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 102341531 is about 10116.3991123324. The cubic root of 102341531 is about 467.7537772063.
Adding to 102341531 its reverse (135143201), we get a palindrome (237484732).
The spelling of 102341531 in words is "one hundred two million, three hundred forty-one thousand, five hundred thirty-one".
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