Base | Representation |
---|---|
bin | 1010100001111… |
… | …10111111110101 |
3 | 20011020001112101 |
4 | 11100332333311 |
5 | 140103312141 |
6 | 12433222101 |
7 | 2121602263 |
oct | 520767765 |
9 | 204201471 |
10 | 88338421 |
11 | 45956a66 |
12 | 25701931 |
13 | 153bc872 |
14 | ba37433 |
15 | 7b4e531 |
hex | 543eff5 |
88338421 has 2 divisors, whose sum is σ = 88338422. Its totient is φ = 88338420.
The previous prime is 88338407. The next prime is 88338433. The reversal of 88338421 is 12483388.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 53363025 + 34975396 = 7305^2 + 5914^2 .
It is a cyclic number.
It is not a de Polignac number, because 88338421 - 211 = 88336373 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (88338401) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44169210 + 44169211.
It is an arithmetic number, because the mean of its divisors is an integer number (44169211).
Almost surely, 288338421 is an apocalyptic number.
It is an amenable number.
88338421 is a deficient number, since it is larger than the sum of its proper divisors (1).
88338421 is an equidigital number, since it uses as much as digits as its factorization.
88338421 is an evil number, because the sum of its binary digits is even.
The product of its digits is 36864, while the sum is 37.
The square root of 88338421 is about 9398.8521107633. The cubic root of 88338421 is about 445.3654717599.
It can be divided in two parts, 883 and 38421, that added together give a cube (39304 = 343).
The spelling of 88338421 in words is "eighty-eight million, three hundred thirty-eight thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •