Base | Representation |
---|---|
bin | 111001011111001100… |
… | …0000011101000100000 |
3 | 102210122122201022121012 |
4 | 1302332120003220200 |
5 | 4010312440433124 |
6 | 132414043320052 |
7 | 11630165465402 |
oct | 1627630035040 |
9 | 383578638535 |
10 | 123453061664 |
11 | 483a1042499 |
12 | 1bb14220028 |
13 | b8456cb01a |
14 | 5d91ba6b72 |
15 | 33281dee0e |
hex | 1cbe603a20 |
123453061664 has 48 divisors (see below), whose sum is σ = 245987280000. Its totient is φ = 60983380224.
The previous prime is 123453061643. The next prime is 123453061679. The reversal of 123453061664 is 466160354321.
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, 1159337 + ... + 1261335.
It is an arithmetic number, because the mean of its divisors is an integer number (5124735000).
Almost surely, 2123453061664 is an apocalyptic number.
It is an amenable number.
123453061664 is a deficient number, since it is larger than the sum of its proper divisors (122534218336).
123453061664 is a wasteful number, since it uses less digits than its factorization.
123453061664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102465 (or 102457 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 41.
The spelling of 123453061664 in words is "one hundred twenty-three billion, four hundred fifty-three million, sixty-one thousand, six hundred sixty-four".
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