Base | Representation |
---|---|
bin | 111101001001001011… |
… | …0010010001110100101 |
3 | 110112220211021021211120 |
4 | 1322102112102032211 |
5 | 4122402402143440 |
6 | 140153111324153 |
7 | 12325562266050 |
oct | 1722226221645 |
9 | 415824237746 |
10 | 131304334245 |
11 | 5075a967817 |
12 | 21545680659 |
13 | c4c7199546 |
14 | 64d87d7a97 |
15 | 363760cdd0 |
hex | 1e925923a5 |
131304334245 has 32 divisors (see below), whose sum is σ = 240164628480. Its totient is φ = 60008520000.
The previous prime is 131304334163. The next prime is 131304334247. The reversal of 131304334245 is 542433403131.
It is not a de Polignac number, because 131304334245 - 210 = 131304333221 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131304334247) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222370 + ... + 558620.
It is an arithmetic number, because the mean of its divisors is an integer number (7505144640).
Almost surely, 2131304334245 is an apocalyptic number.
131304334245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
131304334245 is a deficient number, since it is larger than the sum of its proper divisors (108860294235).
131304334245 is a wasteful number, since it uses less digits than its factorization.
131304334245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 339985.
The product of its (nonzero) digits is 51840, while the sum is 33.
Adding to 131304334245 its reverse (542433403131), we get a palindrome (673737737376).
The spelling of 131304334245 in words is "one hundred thirty-one billion, three hundred four million, three hundred thirty-four thousand, two hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •