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30368697 = 365915361
BaseRepresentation
bin111001111011…
…0001110111001
32010010220000120
41303312032321
530233244242
63002523453
7516062322
oct163661671
963126016
1030368697
11161624a7
12a206589
1363a3a58
144067449
1529ed1ec
hex1cf63b9

30368697 has 8 divisors (see below), whose sum is σ = 40555680. Its totient is φ = 20213760.

The previous prime is 30368683. The next prime is 30368699. The reversal of 30368697 is 79686303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30368697 - 211 = 30366649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30368699) 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, 5704 + ... + 9657.

It is an arithmetic number, because the mean of its divisors is an integer number (5069460).

Almost surely, 230368697 is an apocalyptic number.

It is an amenable number.

30368697 is a deficient number, since it is larger than the sum of its proper divisors (10186983).

30368697 is a wasteful number, since it uses less digits than its factorization.

30368697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16023.

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 30368697 is about 5510.7800718229. The cubic root of 30368697 is about 311.9909904532.

The spelling of 30368697 in words is "thirty million, three hundred sixty-eight thousand, six hundred ninety-seven".

Divisors: 1 3 659 1977 15361 46083 10122899 30368697