Base | Representation |
---|---|
bin | 10001101010000100100… |
… | …100111000110111101000 |
3 | 11022000000021122201000021 |
4 | 101222010210320313220 |
5 | 124340023142240404 |
6 | 2325233001050224 |
7 | 153444210443425 |
oct | 21520444706750 |
9 | 4260007581007 |
10 | 1213405040104 |
11 | 42866956a134 |
12 | 1771baa86974 |
13 | 8a5678740ba |
14 | 42a2c9aad4c |
15 | 2186b999454 |
hex | 11a84938de8 |
1213405040104 has 32 divisors (see below), whose sum is σ = 2286899568000. Its totient is φ = 603570147712.
The previous prime is 1213405040093. The next prime is 1213405040179. The reversal of 1213405040104 is 4010405043121.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1636932 + ... + 2259724.
It is an arithmetic number, because the mean of its divisors is an integer number (71465611500).
Almost surely, 21213405040104 is an apocalyptic number.
It is an amenable number.
1213405040104 is a deficient number, since it is larger than the sum of its proper divisors (1073494527896).
1213405040104 is a wasteful number, since it uses less digits than its factorization.
1213405040104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 624057 (or 624053 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 25.
The spelling of 1213405040104 in words is "one trillion, two hundred thirteen billion, four hundred five million, forty thousand, one hundred four".
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