Base | Representation |
---|---|
bin | 1010110010011… |
… | …01011010101010 |
3 | 20022021121022010 |
4 | 11121031122222 |
5 | 141131312014 |
6 | 12551340350 |
7 | 2146122516 |
oct | 531153252 |
9 | 208247263 |
10 | 90494634 |
11 | 47099a5a |
12 | 263816b6 |
13 | 15996129 |
14 | c039146 |
15 | 7e28359 |
hex | 564d6aa |
90494634 has 16 divisors (see below), whose sum is σ = 182651040. Its totient is φ = 29887920.
The previous prime is 90494629. The next prime is 90494681. The reversal of 90494634 is 43649409.
It is a junction number, because it is equal to n+sod(n) for n = 90494592 and 90494601.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68532 + ... + 69839.
It is an arithmetic number, because the mean of its divisors is an integer number (11415690).
Almost surely, 290494634 is an apocalyptic number.
90494634 is an abundant number, since it is smaller than the sum of its proper divisors (92156406).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90494634 is a wasteful number, since it uses less digits than its factorization.
90494634 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138485.
The product of its (nonzero) digits is 93312, while the sum is 39.
The square root of 90494634 is about 9512.8667603410. The cubic root of 90494634 is about 448.9599585988.
The spelling of 90494634 in words is "ninety million, four hundred ninety-four thousand, six hundred thirty-four".
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