Base | Representation |
---|---|
bin | 10010100010101… |
… | …101101110001010 |
3 | 210200101000100000 |
4 | 102202231232022 |
5 | 1114114340213 |
6 | 50511423430 |
7 | 10465136046 |
oct | 2242555612 |
9 | 720330300 |
10 | 311090058 |
11 | 14a669624 |
12 | 88224b76 |
13 | 4c5b1876 |
14 | 2d45d026 |
15 | 1c49ec73 |
hex | 128adb8a |
311090058 has 48 divisors (see below), whose sum is σ = 706305600. Its totient is φ = 102612096.
The previous prime is 311090041. The next prime is 311090063. The reversal of 311090058 is 850090113.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43843 + ... + 50441.
It is an arithmetic number, because the mean of its divisors is an integer number (14714700).
Almost surely, 2311090058 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 311090058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (353152800).
311090058 is an abundant number, since it is smaller than the sum of its proper divisors (395215542).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311090058 is an equidigital number, since it uses as much as digits as its factorization.
311090058 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6713 (or 6701 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 27.
The square root of 311090058 is about 17637.7452640637. The cubic root of 311090058 is about 677.5822863612.
The spelling of 311090058 in words is "three hundred eleven million, ninety thousand, fifty-eight".
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