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30100431011 = 74787898279
BaseRepresentation
bin11100000010001000…
…000010000010100011
32212200202021022211012
4130002020002002203
5443121202243021
621454500411135
72113626304430
oct340210020243
985622238735
1030100431011
11118469aa372
125a006a6aab
132ab9129b31
14165790cb87
15bb286635b
hex7022020a3

30100431011 has 8 divisors (see below), whose sum is σ = 34407717120. Its totient is φ = 25794951048.

The previous prime is 30100430929. The next prime is 30100431037. The reversal of 30100431011 is 11013400103.

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

It is a cyclic number.

It is not a de Polignac number, because 30100431011 - 210 = 30100429987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30100431091) 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, 415631 + ... + 482648.

It is an arithmetic number, because the mean of its divisors is an integer number (4300964640).

Almost surely, 230100431011 is an apocalyptic number.

30100431011 is a deficient number, since it is larger than the sum of its proper divisors (4307286109).

30100431011 is an equidigital number, since it uses as much as digits as its factorization.

30100431011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903073.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 30100431011 its reverse (11013400103), we get a palindrome (41113831114).

The spelling of 30100431011 in words is "thirty billion, one hundred million, four hundred thirty-one thousand, eleven".

Divisors: 1 7 4787 33509 898279 6287953 4300061573 30100431011