Base | Representation |
---|---|
bin | 1011100011001001… |
… | …1100011101000101 |
3 | 22000001122002002122 |
4 | 2320302130131011 |
5 | 22322124401433 |
6 | 1231344415325 |
7 | 136553350532 |
oct | 27062343505 |
9 | 8001562078 |
10 | 3100231493 |
11 | 1350aaa897 |
12 | 726317545 |
13 | 3a53a9508 |
14 | 215a57d89 |
15 | 132292198 |
hex | b8c9c745 |
3100231493 has 2 divisors, whose sum is σ = 3100231494. Its totient is φ = 3100231492.
The previous prime is 3100231489. The next prime is 3100231507. The reversal of 3100231493 is 3941320013.
It is a happy number.
3100231493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2538446689 + 561784804 = 50383^2 + 23702^2 .
It is a cyclic number.
It is not a de Polignac number, because 3100231493 - 22 = 3100231489 is a prime.
It is a super-2 number, since 2×31002314932 = 19222870620378018098, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3100231423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1550115746 + 1550115747.
It is an arithmetic number, because the mean of its divisors is an integer number (1550115747).
Almost surely, 23100231493 is an apocalyptic number.
It is an amenable number.
3100231493 is a deficient number, since it is larger than the sum of its proper divisors (1).
3100231493 is an equidigital number, since it uses as much as digits as its factorization.
3100231493 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1944, while the sum is 26.
The square root of 3100231493 is about 55679.7224580008. The cubic root of 3100231493 is about 1458.1360295343.
The spelling of 3100231493 in words is "three billion, one hundred million, two hundred thirty-one thousand, four hundred ninety-three".
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