Base | Representation |
---|---|
bin | 1100001100111… |
… | …00110001101111 |
3 | 21010121010100001 |
4 | 12012130301233 |
5 | 202200312111 |
6 | 14053445131 |
7 | 2351665153 |
oct | 606346157 |
9 | 233533301 |
10 | 102354031 |
11 | 5285a10a |
12 | 2a3407a7 |
13 | 18289120 |
14 | d845063 |
15 | 8ebc1c1 |
hex | 619cc6f |
102354031 has 4 divisors (see below), whose sum is σ = 110227432. Its totient is φ = 94480632.
The previous prime is 102354019. The next prime is 102354037. The reversal of 102354031 is 130453201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 102354031 - 211 = 102351983 is a prime.
It is a super-2 number, since 2×1023540312 = 20952695323897922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102354037) 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, 3936681 + ... + 3936706.
It is an arithmetic number, because the mean of its divisors is an integer number (27556858).
Almost surely, 2102354031 is an apocalyptic number.
102354031 is a deficient number, since it is larger than the sum of its proper divisors (7873401).
102354031 is an equidigital number, since it uses as much as digits as its factorization.
102354031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7873400.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 102354031 is about 10117.0169022296. The cubic root of 102354031 is about 467.7728202547.
The spelling of 102354031 in words is "one hundred two million, three hundred fifty-four thousand, thirty-one".
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