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30314361 = 3711131231
BaseRepresentation
bin111001110100…
…0111101111001
32010001010111010
41303220331321
530230024421
63001424133
7515445030
oct163507571
963033433
1030314361
11161256a0
12a19b049
1363850bc
144051717
1529dc076
hex1ce8f79

30314361 has 16 divisors (see below), whose sum is σ = 50393088. Its totient is φ = 15747600.

The previous prime is 30314353. The next prime is 30314387. The reversal of 30314361 is 16341303.

It is not a de Polignac number, because 30314361 - 23 = 30314353 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (30314461) 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, 65385 + ... + 65846.

It is an arithmetic number, because the mean of its divisors is an integer number (3149568).

Almost surely, 230314361 is an apocalyptic number.

It is an amenable number.

30314361 is a deficient number, since it is larger than the sum of its proper divisors (20078727).

30314361 is a wasteful number, since it uses less digits than its factorization.

30314361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131252.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 30314361 is about 5505.8478911063. The cubic root of 30314361 is about 311.8048068208.

Adding to 30314361 its reverse (16341303), we get a palindrome (46655664).

The spelling of 30314361 in words is "thirty million, three hundred fourteen thousand, three hundred sixty-one".

Divisors: 1 3 7 11 21 33 77 231 131231 393693 918617 1443541 2755851 4330623 10104787 30314361