Base | Representation |
---|---|
bin | 1010110001110… |
… | …10000011110000 |
3 | 20022010120112110 |
4 | 11120322003300 |
5 | 141121242334 |
6 | 12545525320 |
7 | 2145342405 |
oct | 530720360 |
9 | 208116473 |
10 | 90415344 |
11 | 47045428 |
12 | 26343840 |
13 | 15969006 |
14 | c0182ac |
15 | 7e0eae9 |
hex | 563a0f0 |
90415344 has 40 divisors (see below), whose sum is σ = 241111552. Its totient is φ = 29165760.
The previous prime is 90415343. The next prime is 90415379. The reversal of 90415344 is 44351409.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90415343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28894 + ... + 31869.
Almost surely, 290415344 is an apocalyptic number.
It is an amenable number.
90415344 is an abundant number, since it is smaller than the sum of its proper divisors (150696208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90415344 is a wasteful number, since it uses less digits than its factorization.
90415344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60805 (or 60799 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 90415344 is about 9508.6983336312. The cubic root of 90415344 is about 448.8287963577.
The spelling of 90415344 in words is "ninety million, four hundred fifteen thousand, three hundred forty-four".
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