Base | Representation |
---|---|
bin | 11000011100001001… |
… | …01011101010011100 |
3 | 1020212102111101102122 |
4 | 30032010223222130 |
5 | 203332434312312 |
6 | 10005552442112 |
7 | 643102514303 |
oct | 141604535234 |
9 | 36772441378 |
10 | 13121010332 |
11 | 56235172a1 |
12 | 2662249338 |
13 | 1311490751 |
14 | 8c686943a |
15 | 51bda6b72 |
hex | 30e12ba9c |
13121010332 has 12 divisors (see below), whose sum is σ = 22973419896. Its totient is φ = 6557176080.
The previous prime is 13121010319. The next prime is 13121010361. The reversal of 13121010332 is 23301012131.
It is a self number, because there is not a number n which added to its sum of digits gives 13121010332.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 823394 + ... + 839177.
It is an arithmetic number, because the mean of its divisors is an integer number (1914451658).
Almost surely, 213121010332 is an apocalyptic number.
It is an amenable number.
13121010332 is a deficient number, since it is larger than the sum of its proper divisors (9852409564).
13121010332 is a wasteful number, since it uses less digits than its factorization.
13121010332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1664548 (or 1664546 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 13121010332 its reverse (23301012131), we get a palindrome (36422022463).
The spelling of 13121010332 in words is "thirteen billion, one hundred twenty-one million, ten thousand, three hundred thirty-two".
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