Base | Representation |
---|---|
bin | 11110001110111… |
… | …011110100000010 |
3 | 1022100110000210111 |
4 | 132032323310002 |
5 | 2014322401430 |
6 | 122155421534 |
7 | 15366253003 |
oct | 3616736402 |
9 | 1270400714 |
10 | 507231490 |
11 | 240356587 |
12 | 121a548aa |
13 | 8111779c |
14 | 4b5191aa |
15 | 2e7e5c2a |
hex | 1e3bbd02 |
507231490 has 8 divisors (see below), whose sum is σ = 913016700. Its totient is φ = 202892592.
The previous prime is 507231479. The next prime is 507231497. The reversal of 507231490 is 94132705.
It can be written as a sum of positive squares in 2 ways, for example, as 422425809 + 84805681 = 20553^2 + 9209^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (507231497) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25361565 + ... + 25361584.
Almost surely, 2507231490 is an apocalyptic number.
507231490 is a deficient number, since it is larger than the sum of its proper divisors (405785210).
507231490 is a wasteful number, since it uses less digits than its factorization.
507231490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50723156.
The product of its (nonzero) digits is 7560, while the sum is 31.
The square root of 507231490 is about 22521.8003276825. The cubic root of 507231490 is about 797.5086505680.
The spelling of 507231490 in words is "five hundred seven million, two hundred thirty-one thousand, four hundred ninety".
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