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30339677 = 67452831
BaseRepresentation
bin111001110111…
…1001001011101
32010002102012202
41303233021131
530231332202
63002141245
7515611604
oct163571135
963072182
1030339677
1116142715
12a1b1825
136393794
14405aa3b
1529e4802
hex1cef25d

30339677 has 4 divisors (see below), whose sum is σ = 30792576. Its totient is φ = 29886780.

The previous prime is 30339671. The next prime is 30339689. The reversal of 30339677 is 77693303.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30339677 - 210 = 30338653 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30339677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30339671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226349 + ... + 226482.

It is an arithmetic number, because the mean of its divisors is an integer number (7698144).

Almost surely, 230339677 is an apocalyptic number.

It is an amenable number.

30339677 is a deficient number, since it is larger than the sum of its proper divisors (452899).

30339677 is an equidigital number, since it uses as much as digits as its factorization.

30339677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452898.

The product of its (nonzero) digits is 71442, while the sum is 38.

The square root of 30339677 is about 5508.1464214380. The cubic root of 30339677 is about 311.8915803705.

The spelling of 30339677 in words is "thirty million, three hundred thirty-nine thousand, six hundred seventy-seven".

Divisors: 1 67 452831 30339677