Base | Representation |
---|---|
bin | 10010110110000011… |
… | …001011111110101100 |
3 | 1221020011010201122010 |
4 | 102312003023332230 |
5 | 312414421023441 |
6 | 13143452121220 |
7 | 1314264335163 |
oct | 226603137654 |
9 | 57204121563 |
10 | 20234157996 |
11 | 8643722428 |
12 | 3b08466210 |
13 | 1ba6061670 |
14 | d9d43a3da |
15 | 7d65c1116 |
hex | 4b60cbfac |
20234157996 has 96 divisors (see below), whose sum is σ = 56669276160. Its totient is φ = 5551248384.
The previous prime is 20234157989. The next prime is 20234157997. The reversal of 20234157996 is 69975143202.
It is a super-2 number, since 2×202341579962 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20234157997) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150396 + ... + 251171.
It is an arithmetic number, because the mean of its divisors is an integer number (590304960).
Almost surely, 220234157996 is an apocalyptic number.
20234157996 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
20234157996 is an abundant number, since it is smaller than the sum of its proper divisors (36435118164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20234157996 is a wasteful number, since it uses less digits than its factorization.
20234157996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 401623 (or 401621 counting only the distinct ones).
The product of its (nonzero) digits is 816480, while the sum is 48.
The spelling of 20234157996 in words is "twenty billion, two hundred thirty-four million, one hundred fifty-seven thousand, nine hundred ninety-six".
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