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9930417 = 37487971
BaseRepresentation
bin100101111000…
…011010110001
3200200111222020
4211320122301
510020233132
6552502053
7150256440
oct45703261
920614866
109930417
115672962
1233aa929
132098cb3
141466d57
15d1252c
hex9786b1

9930417 has 16 divisors (see below), whose sum is σ = 15178752. Its totient is φ = 5657040.

The previous prime is 9930391. The next prime is 9930419. The reversal of 9930417 is 7140399.

9930417 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9930417 - 214 = 9914033 is a prime.

It is a super-2 number, since 2×99304172 = 197226363587778, which contains 22 as substring.

It is an Ulam number.

9930417 is strictly pandigital in base 8.

9930417 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9930419) 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, 9742 + ... + 10712.

It is an arithmetic number, because the mean of its divisors is an integer number (948672).

Almost surely, 29930417 is an apocalyptic number.

It is an amenable number.

9930417 is a deficient number, since it is larger than the sum of its proper divisors (5248335).

9930417 is a wasteful number, since it uses less digits than its factorization.

9930417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 9930417 is about 3151.2564160982. The cubic root of 9930417 is about 214.9425987018.

The spelling of 9930417 in words is "nine million, nine hundred thirty thousand, four hundred seventeen".

Divisors: 1 3 7 21 487 971 1461 2913 3409 6797 10227 20391 472877 1418631 3310139 9930417