Base | Representation |
---|---|
bin | 10110001011111… |
… | …111100010000001 |
3 | 221221102212210112 |
4 | 112023333202001 |
5 | 1230243230221 |
6 | 100534241105 |
7 | 12140003165 |
oct | 2613774201 |
9 | 857385715 |
10 | 372242561 |
11 | 181137389 |
12 | a47b6195 |
13 | 5c173292 |
14 | 3761aca5 |
15 | 22a2e15b |
hex | 162ff881 |
372242561 has 2 divisors, whose sum is σ = 372242562. Its totient is φ = 372242560.
The previous prime is 372242551. The next prime is 372242569. The reversal of 372242561 is 165242273.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 221444161 + 150798400 = 14881^2 + 12280^2 .
It is a cyclic number.
It is not a de Polignac number, because 372242561 - 214 = 372226177 is a prime.
It is not a weakly prime, because it can be changed into another prime (372242569) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186121280 + 186121281.
It is an arithmetic number, because the mean of its divisors is an integer number (186121281).
Almost surely, 2372242561 is an apocalyptic number.
It is an amenable number.
372242561 is a deficient number, since it is larger than the sum of its proper divisors (1).
372242561 is an equidigital number, since it uses as much as digits as its factorization.
372242561 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 20160, while the sum is 32.
The square root of 372242561 is about 19293.5885982883. The cubic root of 372242561 is about 719.3529172094.
The spelling of 372242561 in words is "three hundred seventy-two million, two hundred forty-two thousand, five hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •