Base | Representation |
---|---|
bin | 1101110100100111… |
… | …11110000101001110 |
3 | 201011011110220011102 |
4 | 12322103332011032 |
5 | 110144203430434 |
6 | 3224204423102 |
7 | 351615312623 |
oct | 67223760516 |
9 | 21134426142 |
10 | 7420764494 |
11 | 3168912220 |
12 | 1531247a92 |
13 | 913537910 |
14 | 5057a834a |
15 | 2d673007e |
hex | 1ba4fe14e |
7420764494 has 32 divisors (see below), whose sum is σ = 13110291936. Its totient is φ = 3105717120.
The previous prime is 7420764487. The next prime is 7420764521. The reversal of 7420764494 is 4944670247.
It is a super-2 number, since 2×74207644942 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80864 + ... + 146220.
It is an arithmetic number, because the mean of its divisors is an integer number (409696623).
Almost surely, 27420764494 is an apocalyptic number.
7420764494 is a deficient number, since it is larger than the sum of its proper divisors (5689527442).
7420764494 is a wasteful number, since it uses less digits than its factorization.
7420764494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65780.
The product of its (nonzero) digits is 1354752, while the sum is 47.
The square root of 7420764494 is about 86143.8592936258. The cubic root of 7420764494 is about 1950.5161459902.
The spelling of 7420764494 in words is "seven billion, four hundred twenty million, seven hundred sixty-four thousand, four hundred ninety-four".
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