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9130961 = 76719469
BaseRepresentation
bin100010110101…
…001111010001
3122011220022202
4202311033101
54314142321
6523412545
7140416610
oct42651721
918156282
109130961
115177254
123084155
131b79148
1412d9877
15c0570b
hex8b53d1

9130961 has 8 divisors (see below), whose sum is σ = 10591680. Its totient is φ = 7709328.

The previous prime is 9130943. The next prime is 9130967. The reversal of 9130961 is 1690319.

9130961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9130961 - 214 = 9114577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9130967) 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, 9266 + ... + 10203.

It is an arithmetic number, because the mean of its divisors is an integer number (1323960).

Almost surely, 29130961 is an apocalyptic number.

It is an amenable number.

9130961 is a deficient number, since it is larger than the sum of its proper divisors (1460719).

9130961 is a wasteful number, since it uses less digits than its factorization.

9130961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19543.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 9130961 is about 3021.7480040533. The cubic root of 9130961 is about 209.0124531853.

The spelling of 9130961 in words is "nine million, one hundred thirty thousand, nine hundred sixty-one".

Divisors: 1 7 67 469 19469 136283 1304423 9130961