Base | Representation |
---|---|
bin | 11101001000101… |
… | …011001010011111 |
3 | 1021001210021200011 |
4 | 131020223022133 |
5 | 2000114010330 |
6 | 120300544051 |
7 | 15053562262 |
oct | 3510531237 |
9 | 1231707604 |
10 | 488813215 |
11 | 230a16670 |
12 | 117852027 |
13 | 7a3692b7 |
14 | 48cc2cd9 |
15 | 2cda882a |
hex | 1d22b29f |
488813215 has 8 divisors (see below), whose sum is σ = 639901008. Its totient is φ = 355500480.
The previous prime is 488813161. The next prime is 488813231. The reversal of 488813215 is 512318884.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 488813215 - 221 = 486716063 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4443702 + ... + 4443811.
It is an arithmetic number, because the mean of its divisors is an integer number (79987626).
Almost surely, 2488813215 is an apocalyptic number.
488813215 is a deficient number, since it is larger than the sum of its proper divisors (151087793).
488813215 is a wasteful number, since it uses less digits than its factorization.
488813215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8887529.
The product of its digits is 61440, while the sum is 40.
The square root of 488813215 is about 22109.1206292788. The cubic root of 488813215 is about 787.7365188616.
The spelling of 488813215 in words is "four hundred eighty-eight million, eight hundred thirteen thousand, two hundred fifteen".
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