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30100654217 = 731812278109
BaseRepresentation
bin11100000010001000…
…111000100010001001
32212200202200200000002
4130002020320202021
5443121231413332
621454505252345
72113631224244
oct340210704211
985622620002
1030100654217
1111847042037
125a007940b5
132ab91a75ca
14165796a25b
15bb28ac562
hex702238889

30100654217 has 8 divisors (see below), whose sum is σ = 30681585480. Its totient is φ = 29524279680.

The previous prime is 30100654201. The next prime is 30100654229. The reversal of 30100654217 is 71245600103.

It can be written as a sum of positive squares in 4 ways, for example, as 943042681 + 29157611536 = 30709^2 + 170756^2 .

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 30100654217 - 24 = 30100654201 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 30100654217.

It is not an unprimeable number, because it can be changed into a prime (30100674217) 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, 1125842 + ... + 1152267.

It is an arithmetic number, because the mean of its divisors is an integer number (3835198185).

Almost surely, 230100654217 is an apocalyptic number.

It is an amenable number.

30100654217 is a deficient number, since it is larger than the sum of its proper divisors (580931263).

30100654217 is a wasteful number, since it uses less digits than its factorization.

30100654217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278363.

The product of its (nonzero) digits is 5040, while the sum is 29.

The spelling of 30100654217 in words is "thirty billion, one hundred million, six hundred fifty-four thousand, two hundred seventeen".

Divisors: 1 73 181 13213 2278109 166301957 412337729 30100654217