Base | Representation |
---|---|
bin | 1100001101101… |
… | …00101100111111 |
3 | 21010210002202200 |
4 | 12012310230333 |
5 | 202211431111 |
6 | 14055522543 |
7 | 2352553653 |
oct | 606645477 |
9 | 233702680 |
10 | 102452031 |
11 | 52916800 |
12 | 2a389453 |
13 | 182c1906 |
14 | d86ca63 |
15 | 8edb256 |
hex | 61b4b3f |
102452031 has 18 divisors (see below), whose sum is σ = 162664320. Its totient is φ = 62091480.
The previous prime is 102452011. The next prime is 102452033. The reversal of 102452031 is 130254201.
It is not a de Polignac number, because 102452031 - 26 = 102451967 is a prime.
It is a super-2 number, since 2×1024520312 = 20992837312049922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 102451995 and 102452013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102452033) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 45951 + ... + 48128.
Almost surely, 2102452031 is an apocalyptic number.
102452031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
102452031 is a deficient number, since it is larger than the sum of its proper divisors (60212289).
102452031 is a wasteful number, since it uses less digits than its factorization.
102452031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94107 (or 94093 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 102452031 is about 10121.8590683728. The cubic root of 102452031 is about 467.9220640547.
The spelling of 102452031 in words is "one hundred two million, four hundred fifty-two thousand, thirty-one".
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