Base | Representation |
---|---|
bin | 1101110100100101… |
… | …01011110101010100 |
3 | 201011010211210001000 |
4 | 12322102223311110 |
5 | 110144112140404 |
6 | 3224153303300 |
7 | 351612410502 |
oct | 67222536524 |
9 | 21133753030 |
10 | 7420427604 |
11 | 31687020a7 |
12 | 1531104b30 |
13 | 91344a485 |
14 | 50571b672 |
15 | 2d66b5339 |
hex | 1ba4abd54 |
7420427604 has 48 divisors (see below), whose sum is σ = 19601144640. Its totient is φ = 2426804640.
The previous prime is 7420427593. The next prime is 7420427611. The reversal of 7420427604 is 4067240247.
It is a happy number.
7420427604 is a `hidden beast` number, since 7 + 4 + 2 + 0 + 42 + 7 + 604 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
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, 642462 + ... + 653909.
It is an arithmetic number, because the mean of its divisors is an integer number (408357180).
Almost surely, 27420427604 is an apocalyptic number.
It is an amenable number.
7420427604 is an abundant number, since it is smaller than the sum of its proper divisors (12180717036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7420427604 is a wasteful number, since it uses less digits than its factorization.
7420427604 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1296437 (or 1296429 counting only the distinct ones).
The product of its (nonzero) digits is 75264, while the sum is 36.
The square root of 7420427604 is about 86141.9038795870. The cubic root of 7420427604 is about 1950.4866288459.
The spelling of 7420427604 in words is "seven billion, four hundred twenty million, four hundred twenty-seven thousand, six hundred four".
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