Base | Representation |
---|---|
bin | 11101011011100… |
… | …010100011100010 |
3 | 1021102002112120220 |
4 | 131123202203202 |
5 | 2002400234230 |
6 | 120554543510 |
7 | 15143610465 |
oct | 3533424342 |
9 | 1242075526 |
10 | 493758690 |
11 | 233794237 |
12 | 119437b96 |
13 | 7b3ab309 |
14 | 4980d2dc |
15 | 2d533d10 |
hex | 1d6e28e2 |
493758690 has 32 divisors (see below), whose sum is σ = 1200026880. Its totient is φ = 130001664.
The previous prime is 493758679. The next prime is 493758703. The reversal of 493758690 is 96857394.
It is a super-2 number, since 2×4937586902 = 487595287901032200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101799 + ... + 106538.
It is an arithmetic number, because the mean of its divisors is an integer number (37500840).
Almost surely, 2493758690 is an apocalyptic number.
493758690 is an abundant number, since it is smaller than the sum of its proper divisors (706268190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
493758690 is a wasteful number, since it uses less digits than its factorization.
493758690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208426.
The product of its (nonzero) digits is 1632960, while the sum is 51.
The square root of 493758690 is about 22220.6815827058. The cubic root of 493758690 is about 790.3842013064.
The spelling of 493758690 in words is "four hundred ninety-three million, seven hundred fifty-eight thousand, six hundred ninety".
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