Base | Representation |
---|---|
bin | 1111101100110… |
… | …01011010000101 |
3 | 100011211001221000 |
4 | 13312121122011 |
5 | 232203402412 |
6 | 21022443513 |
7 | 3156302025 |
oct | 766313205 |
9 | 304731830 |
10 | 131700357 |
11 | 68383478 |
12 | 38133599 |
13 | 21392709 |
14 | 136c3a85 |
15 | b8674dc |
hex | 7d99685 |
131700357 has 16 divisors (see below), whose sum is σ = 199650880. Its totient is φ = 85757616.
The previous prime is 131700341. The next prime is 131700367. The reversal of 131700357 is 753007131.
It is not a de Polignac number, because 131700357 - 24 = 131700341 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 131700357.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131700337) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55558 + ... + 57879.
It is an arithmetic number, because the mean of its divisors is an integer number (12478180).
Almost surely, 2131700357 is an apocalyptic number.
It is an amenable number.
131700357 is a deficient number, since it is larger than the sum of its proper divisors (67950523).
131700357 is a wasteful number, since it uses less digits than its factorization.
131700357 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113489 (or 113483 counting only the distinct ones).
The product of its (nonzero) digits is 2205, while the sum is 27.
The square root of 131700357 is about 11476.0775964613. The cubic root of 131700357 is about 508.7787735337.
Adding to 131700357 its reverse (753007131), we get a palindrome (884707488).
The spelling of 131700357 in words is "one hundred thirty-one million, seven hundred thousand, three hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •