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30352328207 = 171785431071
BaseRepresentation
bin11100010001001000…
…111100011000001111
32220100022021000210222
4130101020330120033
5444130144000312
621535455421555
72123105350535
oct342110743017
986308230728
1030352328207
1111966109473
125a70b248bb
132b29384c26
14167d160155
15bc9a22672
hex71123c60f

30352328207 has 4 divisors (see below), whose sum is σ = 32137759296. Its totient is φ = 28566897120.

The previous prime is 30352328177. The next prime is 30352328213. The reversal of 30352328207 is 70282325303.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70282325303 = 172994062797.

It is a cyclic number.

It is not a de Polignac number, because 30352328207 - 212 = 30352324111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30352328407) 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, 892715519 + ... + 892715552.

It is an arithmetic number, because the mean of its divisors is an integer number (8034439824).

Almost surely, 230352328207 is an apocalyptic number.

30352328207 is a deficient number, since it is larger than the sum of its proper divisors (1785431089).

30352328207 is a wasteful number, since it uses less digits than its factorization.

30352328207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785431088.

The product of its (nonzero) digits is 60480, while the sum is 35.

The spelling of 30352328207 in words is "thirty billion, three hundred fifty-two million, three hundred twenty-eight thousand, two hundred seven".

Divisors: 1 17 1785431071 30352328207