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30431003001 = 372363004147
BaseRepresentation
bin11100010101110101…
…000100000101111001
32220112210022010100020
4130111311010011321
5444310314044001
621551350001053
72125052154240
oct342565040571
986483263306
1030431003001
11119a6564a63
125a93346189
132b3c770069
14168979d957
15bd18b3736
hex715d44179

30431003001 has 16 divisors (see below), whose sum is σ = 48387185664. Its totient is φ = 16633094544.

The previous prime is 30431002997. The next prime is 30431003027. The reversal of 30431003001 is 10030013403.

It is not a de Polignac number, because 30431003001 - 22 = 30431002997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30431003081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31501591 + ... + 31502556.

It is an arithmetic number, because the mean of its divisors is an integer number (3024199104).

Almost surely, 230431003001 is an apocalyptic number.

It is an amenable number.

30431003001 is a deficient number, since it is larger than the sum of its proper divisors (17956182663).

30431003001 is a wasteful number, since it uses less digits than its factorization.

30431003001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63004180.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30431003001 its reverse (10030013403), we get a palindrome (40461016404).

The spelling of 30431003001 in words is "thirty billion, four hundred thirty-one million, three thousand, one".

Divisors: 1 3 7 21 23 69 161 483 63004147 189012441 441029029 1323087087 1449095381 4347286143 10143667667 30431003001