Base | Representation |
---|---|
bin | 1011001110001… |
… | …01010011101101 |
3 | 20120010101001112 |
4 | 11213011103231 |
5 | 143044201222 |
6 | 13201321405 |
7 | 2222050451 |
oct | 547052355 |
9 | 216111045 |
10 | 94131437 |
11 | 49153384 |
12 | 27636265 |
13 | 1666a59a |
14 | c704661 |
15 | 83e5be2 |
hex | 59c54ed |
94131437 has 4 divisors (see below), whose sum is σ = 94754976. Its totient is φ = 93507900.
The previous prime is 94131421. The next prime is 94131451. The reversal of 94131437 is 73413149.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 73413149 = 647 ⋅113467.
It is a cyclic number.
It is not a de Polignac number, because 94131437 - 24 = 94131421 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 (94131497) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311543 + ... + 311844.
It is an arithmetic number, because the mean of its divisors is an integer number (23688744).
Almost surely, 294131437 is an apocalyptic number.
It is an amenable number.
94131437 is a deficient number, since it is larger than the sum of its proper divisors (623539).
94131437 is a wasteful number, since it uses less digits than its factorization.
94131437 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 623538.
The product of its digits is 9072, while the sum is 32.
The square root of 94131437 is about 9702.1356927225. The cubic root of 94131437 is about 454.8954185433.
The spelling of 94131437 in words is "ninety-four million, one hundred thirty-one thousand, four hundred thirty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •