Base | Representation |
---|---|
bin | 10010101100100000… |
… | …011101011111000000 |
3 | 1220210222212220002001 |
4 | 102230200131133000 |
5 | 312102424402322 |
6 | 13115532433344 |
7 | 1310311456300 |
oct | 225440353700 |
9 | 56728786061 |
10 | 20074059712 |
11 | 85713131a3 |
12 | 3a82918854 |
13 | 1b7bb38255 |
14 | d86083600 |
15 | 7c74e9827 |
hex | 4ac81d7c0 |
20074059712 has 84 divisors (see below), whose sum is σ = 46435984344. Its totient is φ = 8584988160.
The previous prime is 20074059701. The next prime is 20074059727. The reversal of 20074059712 is 21795047002.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1533258 + ... + 1546294.
Almost surely, 220074059712 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20074059712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23217992172).
20074059712 is an abundant number, since it is smaller than the sum of its proper divisors (26361924632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20074059712 is a wasteful number, since it uses less digits than its factorization.
20074059712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13554 (or 13537 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 37.
The spelling of 20074059712 in words is "twenty billion, seventy-four million, fifty-nine thousand, seven hundred twelve".
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