Base | Representation |
---|---|
bin | 111100100010000… |
… | …1110010001001100 |
3 | 12020112222010012120 |
4 | 1321010032101030 |
5 | 13124433301111 |
6 | 533314332540 |
7 | 101222330400 |
oct | 17104162114 |
9 | 5215863176 |
10 | 2031150156 |
11 | 9525931a2 |
12 | 48828a150 |
13 | 264a629c9 |
14 | 153a87100 |
15 | bd4b7406 |
hex | 7910e44c |
2031150156 has 72 divisors (see below), whose sum is σ = 5534985456. Its totient is φ = 578027520.
The previous prime is 2031150139. The next prime is 2031150181. The reversal of 2031150156 is 6510511302.
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 23 ways as a sum of consecutive naturals, for example, 144396 + ... + 157836.
It is an arithmetic number, because the mean of its divisors is an integer number (76874798).
Almost surely, 22031150156 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2031150156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2767492728).
2031150156 is an abundant number, since it is smaller than the sum of its proper divisors (3503835300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031150156 is a wasteful number, since it uses less digits than its factorization.
2031150156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13719 (or 13710 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 24.
The square root of 2031150156 is about 45068.2832599601. The cubic root of 2031150156 is about 1266.4285040993.
Adding to 2031150156 its reverse (6510511302), we get a palindrome (8541661458).
The spelling of 2031150156 in words is "two billion, thirty-one million, one hundred fifty thousand, one hundred fifty-six".
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