Base | Representation |
---|---|
bin | 101101010111001… |
… | …010011001110010 |
3 | 1222001001011201200 |
4 | 231113022121302 |
5 | 3024311443032 |
6 | 203303512030 |
7 | 24600534606 |
oct | 5527123162 |
9 | 1861034650 |
10 | 761046642 |
11 | 360655674 |
12 | 192a58616 |
13 | c1894875 |
14 | 73109506 |
15 | 46c3047c |
hex | 2d5ca672 |
761046642 has 12 divisors (see below), whose sum is σ = 1648934430. Its totient is φ = 253682208.
The previous prime is 761046641. The next prime is 761046659. The reversal of 761046642 is 246640167.
761046642 is a `hidden beast` number, since 7 + 6 + 1 + 0 + 4 + 6 + 642 = 666.
It can be written as a sum of positive squares in only one way, i.e., 752350041 + 8696601 = 27429^2 + 2949^2 .
It is a junction number, because it is equal to n+sod(n) for n = 761046597 and 761046606.
It is not an unprimeable number, because it can be changed into a prime (761046641) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21140167 + ... + 21140202.
Almost surely, 2761046642 is an apocalyptic number.
761046642 is an abundant number, since it is smaller than the sum of its proper divisors (887887788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
761046642 is a wasteful number, since it uses less digits than its factorization.
761046642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42280377 (or 42280374 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The square root of 761046642 is about 27587.0738209039. The cubic root of 761046642 is about 912.9992582092. Note that the first 3 decimals are identical.
The spelling of 761046642 in words is "seven hundred sixty-one million, forty-six thousand, six hundred forty-two".
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