Base | Representation |
---|---|
bin | 1111101010010… |
… | …01101110110111 |
3 | 100011012111020222 |
4 | 13311021232313 |
5 | 232112432012 |
6 | 21011444555 |
7 | 3153442412 |
oct | 765115667 |
9 | 304174228 |
10 | 131374007 |
11 | 68180266 |
12 | 37bb675b |
13 | 212a9ccb |
14 | 1363ab79 |
15 | b800972 |
hex | 7d49bb7 |
131374007 has 8 divisors (see below), whose sum is σ = 133171200. Its totient is φ = 129588984.
The previous prime is 131373971. The next prime is 131374027. The reversal of 131374007 is 700473131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131374007 - 212 = 131369911 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131374027) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19844 + ... + 25622.
It is an arithmetic number, because the mean of its divisors is an integer number (16646400).
Almost surely, 2131374007 is an apocalyptic number.
131374007 is a deficient number, since it is larger than the sum of its proper divisors (1797193).
131374007 is a wasteful number, since it uses less digits than its factorization.
131374007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6085.
The product of its (nonzero) digits is 1764, while the sum is 26.
The square root of 131374007 is about 11461.8500688152. The cubic root of 131374007 is about 508.3581791553.
The spelling of 131374007 in words is "one hundred thirty-one million, three hundred seventy-four thousand, seven".
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