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30292417 = 61631787
BaseRepresentation
bin111001110001…
…1100111000001
32010000000101101
41303203213001
530223324132
63001134401
7515324041
oct163434701
963000341
1030292417
1116110161
12a18a401
13637810c
144047721
1529d57e7
hex1ce39c1

30292417 has 8 divisors (see below), whose sum is σ = 30876992. Its totient is φ = 29710800.

The previous prime is 30292411. The next prime is 30292433. The reversal of 30292417 is 71429203.

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 30292417 - 219 = 29768129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30292411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38098 + ... + 38884.

It is an arithmetic number, because the mean of its divisors is an integer number (3859624).

Almost surely, 230292417 is an apocalyptic number.

It is an amenable number.

30292417 is a deficient number, since it is larger than the sum of its proper divisors (584575).

30292417 is an equidigital number, since it uses as much as digits as its factorization.

30292417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 30292417 is about 5503.8547400890. The cubic root of 30292417 is about 311.7295520998.

The spelling of 30292417 in words is "thirty million, two hundred ninety-two thousand, four hundred seventeen".

Divisors: 1 61 631 787 38491 48007 496597 30292417