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30231475199 = 1631223151651
BaseRepresentation
bin11100001001111011…
…111011001111111111
32220000212212001122122
4130021323323033333
5443403224201244
621515501233155
72120110204442
oct341173731777
986025761578
1030231475199
1111903974852
125a385627bb
132b0a31c983
14166b0a1659
15bbe0ee1ee
hex709efb3ff

30231475199 has 8 divisors (see below), whose sum is σ = 30442015872. Its totient is φ = 30021240600.

The previous prime is 30231475177. The next prime is 30231475247. The reversal of 30231475199 is 99157413203.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30231475199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30231475129) 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, 123524 + ... + 275174.

It is an arithmetic number, because the mean of its divisors is an integer number (3805251984).

Almost surely, 230231475199 is an apocalyptic number.

30231475199 is a deficient number, since it is larger than the sum of its proper divisors (210540673).

30231475199 is a wasteful number, since it uses less digits than its factorization.

30231475199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153037.

The product of its (nonzero) digits is 204120, while the sum is 44.

The spelling of 30231475199 in words is "thirty billion, two hundred thirty-one million, four hundred seventy-five thousand, one hundred ninety-nine".

Divisors: 1 163 1223 151651 199349 24719113 185469173 30231475199