Base | Representation |
---|---|
bin | 1010110100100… |
… | …11101110010010 |
3 | 20022211020022220 |
4 | 11122103232102 |
5 | 141220020420 |
6 | 13001441510 |
7 | 2151432222 |
oct | 532235622 |
9 | 208736286 |
10 | 90782610 |
11 | 47276356 |
12 | 264a0296 |
13 | 15a67229 |
14 | c0b2082 |
15 | 7e83840 |
hex | 5693b92 |
90782610 has 64 divisors (see below), whose sum is σ = 232968960. Its totient is φ = 22584320.
The previous prime is 90782599. The next prime is 90782623. The reversal of 90782610 is 1628709.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26686 + ... + 29894.
It is an arithmetic number, because the mean of its divisors is an integer number (3640140).
Almost surely, 290782610 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 90782610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116484480).
90782610 is an abundant number, since it is smaller than the sum of its proper divisors (142186350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90782610 is a wasteful number, since it uses less digits than its factorization.
90782610 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3283.
The product of its (nonzero) digits is 6048, while the sum is 33.
The square root of 90782610 is about 9527.9908690133. The cubic root of 90782610 is about 449.4356876945.
The spelling of 90782610 in words is "ninety million, seven hundred eighty-two thousand, six hundred ten".
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