Base | Representation |
---|---|
bin | 101100000001… |
… | …0011000010000 |
3 | 1121102111122011 |
4 | 1120002120100 |
5 | 21402002131 |
6 | 2142352304 |
7 | 400110004 |
oct | 130023020 |
9 | 47374564 |
10 | 23078416 |
11 | 12033179 |
12 | 788b694 |
13 | 4a2068a |
14 | 30ca704 |
15 | 205d0b1 |
hex | 1602610 |
23078416 has 15 divisors (see below), whose sum is σ = 44751693. Its totient is φ = 11529600.
The previous prime is 23078413. The next prime is 23078437. The reversal of 23078416 is 61487032.
The square root of 23078416 is 4804.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 38416 + 23040000 = 196^2 + 4800^2 .
It is a super-2 number, since 2×230784162 = 1065226570138112, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23078413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 18616 + ... + 19816.
Almost surely, 223078416 is an apocalyptic number.
23078416 is the 4804-th square number.
It is an amenable number.
23078416 is a deficient number, since it is larger than the sum of its proper divisors (21673277).
23078416 is an frugal number, since it uses more digits than its factorization.
23078416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2410 (or 1203 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 31.
The cubic root of 23078416 is about 284.7095265581.
The spelling of 23078416 in words is "twenty-three million, seventy-eight thousand, four hundred sixteen".
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