Base | Representation |
---|---|
bin | 11100111010101… |
… | …011001111000010 |
3 | 1020210212211202102 |
4 | 130322223033002 |
5 | 1443144042430 |
6 | 120050150402 |
7 | 15010436336 |
oct | 3472531702 |
9 | 1223784672 |
10 | 485143490 |
11 | 22993a537 |
12 | 116582402 |
13 | 79682b70 |
14 | 486097c6 |
15 | 2c8d1345 |
hex | 1ceab3c2 |
485143490 has 32 divisors (see below), whose sum is σ = 970776576. Its totient is φ = 173350080.
The previous prime is 485143481. The next prime is 485143537. The reversal of 485143490 is 94341584.
It is a Curzon 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, 56162 + ... + 64221.
It is an arithmetic number, because the mean of its divisors is an integer number (30336768).
Almost surely, 2485143490 is an apocalyptic number.
485143490 is an abundant number, since it is smaller than the sum of its proper divisors (485633086).
485143490 is a wasteful number, since it uses less digits than its factorization.
485143490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120434.
The product of its (nonzero) digits is 69120, while the sum is 38.
The square root of 485143490 is about 22025.9730772559. The cubic root of 485143490 is about 785.7602760486.
The spelling of 485143490 in words is "four hundred eighty-five million, one hundred forty-three thousand, four hundred ninety".
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