Base | Representation |
---|---|
bin | 10010101000101100… |
… | …011110010011111111 |
3 | 1220122112112101210121 |
4 | 102220230132103333 |
5 | 311440041144332 |
6 | 13105325515411 |
7 | 1305604020604 |
oct | 225054362377 |
9 | 56575471717 |
10 | 20010099967 |
11 | 85391a8300 |
12 | 3a65412b67 |
13 | 1b6b802b50 |
14 | d7b7946ab |
15 | 7c1ab3797 |
hex | 4a8b1e4ff |
20010099967 has 24 divisors (see below), whose sum is σ = 23799115760. Its totient is φ = 16711833600.
The previous prime is 20010099959. The next prime is 20010099971. The reversal of 20010099967 is 76999001002.
It is not a de Polignac number, because 20010099967 - 23 = 20010099959 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20010099937) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 301759 + ... + 362047.
Almost surely, 220010099967 is an apocalyptic number.
20010099967 is a deficient number, since it is larger than the sum of its proper divisors (3789015793).
20010099967 is a wasteful number, since it uses less digits than its factorization.
20010099967 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60535 (or 60524 counting only the distinct ones).
The product of its (nonzero) digits is 61236, while the sum is 43.
The spelling of 20010099967 in words is "twenty billion, ten million, ninety-nine thousand, nine hundred sixty-seven".
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