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30344117 = 1391991097
BaseRepresentation
bin111001111000…
…0001110110101
32010002122022012
41303300032311
530232002432
63002214005
7515630546
oct163601665
963078265
1030344117
1116145a91
12a1b4305
1363957cb
14405c4cd
1529e5cb2
hex1cf03b5

30344117 has 8 divisors (see below), whose sum is σ = 30744000. Its totient is φ = 29947104.

The previous prime is 30344101. The next prime is 30344147. The reversal of 30344117 is 71144303.

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 30344117 - 24 = 30344101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30344092 and 30344101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30344147) 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, 27113 + ... + 28209.

It is an arithmetic number, because the mean of its divisors is an integer number (3843000).

Almost surely, 230344117 is an apocalyptic number.

It is an amenable number.

30344117 is a deficient number, since it is larger than the sum of its proper divisors (399883).

30344117 is a wasteful number, since it uses less digits than its factorization.

30344117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 30344117 is about 5508.5494460883. The cubic root of 30344117 is about 311.9067940138.

The spelling of 30344117 in words is "thirty million, three hundred forty-four thousand, one hundred seventeen".

Divisors: 1 139 199 1097 27661 152483 218303 30344117