Base | Representation |
---|---|
bin | 10011000100111010… |
… | …010101000011000000 |
3 | 1221212112022022102220 |
4 | 103010322111003000 |
5 | 313422233302310 |
6 | 13224320211040 |
7 | 1323412553430 |
oct | 230472250300 |
9 | 57775268386 |
10 | 20483494080 |
11 | 8761442305 |
12 | 3b77a69a80 |
13 | 1c15900aca |
14 | dc45c22c0 |
15 | 7ed423670 |
hex | 4c4e950c0 |
20483494080 has 112 divisors (see below), whose sum is σ = 74325845760. Its totient is φ = 4681939968.
The previous prime is 20483493983. The next prime is 20483494093. The reversal of 20483494080 is 8049438402.
It is a tau number, because it is divible by the number of its divisors (112).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1517350 + ... + 1530789.
Almost surely, 220483494080 is an apocalyptic number.
20483494080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20483494080 is an abundant number, since it is smaller than the sum of its proper divisors (53842351680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20483494080 is a wasteful number, since it uses less digits than its factorization.
20483494080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3048166 (or 3048156 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 42.
The spelling of 20483494080 in words is "twenty billion, four hundred eighty-three million, four hundred ninety-four thousand, eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •