Base | Representation |
---|---|
bin | 11011110000000… |
… | …10000111110001 |
3 | 121020001002100201 |
4 | 31320002013301 |
5 | 434043330221 |
6 | 35033315201 |
7 | 5524463341 |
oct | 1570020761 |
9 | 536032321 |
10 | 232792561 |
11 | 10a450551 |
12 | 65b65b01 |
13 | 392c93a1 |
14 | 22cbad21 |
15 | 15685891 |
hex | de021f1 |
232792561 has 2 divisors, whose sum is σ = 232792562. Its totient is φ = 232792560.
The previous prime is 232792559. The next prime is 232792597. The reversal of 232792561 is 165297232.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 156125025 + 76667536 = 12495^2 + 8756^2 .
It is a cyclic number.
It is not a de Polignac number, because 232792561 - 21 = 232792559 is a prime.
Together with 232792559, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 232792561.
It is not a weakly prime, because it can be changed into another prime (232792501) by changing a digit.
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 as a sum of consecutive naturals, namely, 116396280 + 116396281.
It is an arithmetic number, because the mean of its divisors is an integer number (116396281).
Almost surely, 2232792561 is an apocalyptic number.
It is an amenable number.
232792561 is a deficient number, since it is larger than the sum of its proper divisors (1).
232792561 is an equidigital number, since it uses as much as digits as its factorization.
232792561 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 45360, while the sum is 37.
The square root of 232792561 is about 15257.5411190663. The cubic root of 232792561 is about 615.1622820691.
The spelling of 232792561 in words is "two hundred thirty-two million, seven hundred ninety-two thousand, five hundred sixty-one".
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