Base | Representation |
---|---|
bin | 1011011110010111… |
… | …0001000111001100 |
3 | 21221122210212102200 |
4 | 2313211301013030 |
5 | 22302003143040 |
6 | 1225345521500 |
7 | 136220452551 |
oct | 26745610714 |
9 | 7848725380 |
10 | 3080131020 |
11 | 134072102a |
12 | 71b643290 |
13 | 3a118c445 |
14 | 213104a28 |
15 | 130621630 |
hex | b79711cc |
3080131020 has 144 divisors (see below), whose sum is σ = 9776894400. Its totient is φ = 783433728.
The previous prime is 3080131013. The next prime is 3080131037. The reversal of 3080131020 is 201310803.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 3080130984 and 3080131002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1858032 + ... + 1859688.
It is an arithmetic number, because the mean of its divisors is an integer number (67895100).
Almost surely, 23080131020 is an apocalyptic number.
3080131020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3080131020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4888447200).
3080131020 is an abundant number, since it is smaller than the sum of its proper divisors (6696763380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3080131020 is a wasteful number, since it uses less digits than its factorization.
3080131020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2144 (or 2139 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 3080131020 is about 55498.9280977570. The cubic root of 3080131020 is about 1454.9779002560.
Adding to 3080131020 its reverse (201310803), we get a palindrome (3281441823).
The spelling of 3080131020 in words is "three billion, eighty million, one hundred thirty-one thousand, twenty".
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