Base | Representation |
---|---|
bin | 10010110001101100… |
… | …001000110110011100 |
3 | 1221001001111021100010 |
4 | 102301230020312130 |
5 | 312242204211004 |
6 | 13132320203220 |
7 | 1312415506035 |
oct | 226154106634 |
9 | 57031437303 |
10 | 20161007004 |
11 | 86063a9a66 |
12 | 3aa7a69510 |
13 | 1b93b5b858 |
14 | d93837a8c |
15 | 7cee71a89 |
hex | 4b1b08d9c |
20161007004 has 48 divisors (see below), whose sum is σ = 48162773120. Its totient is φ = 6560447040.
The previous prime is 20161006993. The next prime is 20161007023. The reversal of 20161007004 is 40070016102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1027962 + ... + 1047390.
Almost surely, 220161007004 is an apocalyptic number.
It is an amenable number.
20161007004 is an abundant number, since it is smaller than the sum of its proper divisors (28001766116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20161007004 is a wasteful number, since it uses less digits than its factorization.
20161007004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21490 (or 21488 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 21.
The spelling of 20161007004 in words is "twenty billion, one hundred sixty-one million, seven thousand, four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •