Base | Representation |
---|---|
bin | 10010100110001… |
… | …111000011001010 |
3 | 210202002220101010 |
4 | 102212033003022 |
5 | 1114333404002 |
6 | 50543304350 |
7 | 10506031620 |
oct | 2246170312 |
9 | 722086333 |
10 | 312013002 |
11 | 150139a94 |
12 | 885ab0b6 |
13 | 4c8459a2 |
14 | 2d61d510 |
15 | 1c5d346c |
hex | 1298f0ca |
312013002 has 32 divisors (see below), whose sum is σ = 755125632. Its totient is φ = 83902464.
The previous prime is 312012991. The next prime is 312013033. The reversal of 312013002 is 200310213.
It is a happy number.
It is a super-2 number, since 2×3120130022 = 194704226834104008, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217783 + ... + 219210.
It is an arithmetic number, because the mean of its divisors is an integer number (23597676).
Almost surely, 2312013002 is an apocalyptic number.
312013002 is an abundant number, since it is smaller than the sum of its proper divisors (443112630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312013002 is a wasteful number, since it uses less digits than its factorization.
312013002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 437022.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 312013002 is about 17663.8897754713. The cubic root of 312013002 is about 678.2517099530.
Adding to 312013002 its reverse (200310213), we get a palindrome (512323215).
The spelling of 312013002 in words is "three hundred twelve million, thirteen thousand, two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •