Base | Representation |
---|---|
bin | 11000101001011000… |
… | …01100010100011010 |
3 | 1021011011101211011022 |
4 | 30110230030110122 |
5 | 204044344443002 |
6 | 10025000202442 |
7 | 645621256601 |
oct | 142454142432 |
9 | 37134354138 |
10 | 13232031002 |
11 | 5680155813 |
12 | 2693469422 |
13 | 132b492558 |
14 | 8d74c8a38 |
15 | 5269d6ba2 |
hex | 314b0c51a |
13232031002 has 4 divisors (see below), whose sum is σ = 19848046506. Its totient is φ = 6616015500.
The previous prime is 13232030957. The next prime is 13232031023. The reversal of 13232031002 is 20013023231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20013023231 = 757 ⋅26437283.
It can be written as a sum of positive squares in only one way, i.e., 12649725841 + 582305161 = 112471^2 + 24131^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3308007749 + ... + 3308007752.
Almost surely, 213232031002 is an apocalyptic number.
13232031002 is a deficient number, since it is larger than the sum of its proper divisors (6616015504).
13232031002 is an equidigital number, since it uses as much as digits as its factorization.
13232031002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6616015503.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 13232031002 its reverse (20013023231), we get a palindrome (33245054233).
The spelling of 13232031002 in words is "thirteen billion, two hundred thirty-two million, thirty-one thousand, two".
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