Base | Representation |
---|---|
bin | 10010100000111… |
… | …101111011000010 |
3 | 210122111202011201 |
4 | 102200331323002 |
5 | 1114010212010 |
6 | 50453531414 |
7 | 10461221014 |
oct | 2240757302 |
9 | 718452151 |
10 | 310632130 |
11 | 14a386576 |
12 | 88043b6a |
13 | 4c4812c3 |
14 | 2d3801b4 |
15 | 1c40e23a |
hex | 1283dec2 |
310632130 has 32 divisors (see below), whose sum is σ = 570932208. Its totient is φ = 121651200.
The previous prime is 310632107. The next prime is 310632139. The reversal of 310632130 is 31236013.
It can be written as a sum of positive squares in 8 ways, for example, as 8602489 + 302029641 = 2933^2 + 17379^2 .
It is a junction number, because it is equal to n+sod(n) for n = 310632098 and 310632107.
It is not an unprimeable number, because it can be changed into a prime (310632139) 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, 145954 + ... + 148066.
Almost surely, 2310632130 is an apocalyptic number.
310632130 is a deficient number, since it is larger than the sum of its proper divisors (260300078).
310632130 is a wasteful number, since it uses less digits than its factorization.
310632130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2422.
The product of its (nonzero) digits is 324, while the sum is 19.
The square root of 310632130 is about 17624.7590054446. The cubic root of 310632130 is about 677.2496535593.
Adding to 310632130 its reverse (31236013), we get a palindrome (341868143).
The spelling of 310632130 in words is "three hundred ten million, six hundred thirty-two thousand, one hundred thirty".
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