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30202104401 = 779463117959
BaseRepresentation
bin11100001000001011…
…111000101001010001
32212221211120212111022
4130020023320221101
5443323214320101
621512531525225
72116302436340
oct341013705121
985854525438
1030202104401
1111899334067
125a2a759815
132b042081c1
141667217b57
15bbb74ba1b
hex7082f8a51

30202104401 has 16 divisors (see below), whose sum is σ = 35029401600. Its totient is φ = 25504406928.

The previous prime is 30202104377. The next prime is 30202104407. The reversal of 30202104401 is 10440120203.

It is not a de Polignac number, because 30202104401 - 234 = 13022235217 is a prime.

It is a super-2 number, since 2×302021044012 (a number of 22 digits) contains 22 as substring.

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 30202104401.

It is not an unprimeable number, because it can be changed into a prime (30202104407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197060 + ... + 315018.

It is an arithmetic number, because the mean of its divisors is an integer number (2189337600).

Almost surely, 230202104401 is an apocalyptic number.

It is an amenable number.

30202104401 is a deficient number, since it is larger than the sum of its proper divisors (4827297199).

30202104401 is a wasteful number, since it uses less digits than its factorization.

30202104401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118508.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 30202104401 its reverse (10440120203), we get a palindrome (40642224604).

The spelling of 30202104401 in words is "thirty billion, two hundred two million, one hundred four thousand, four hundred one".

Divisors: 1 7 79 463 553 3241 36577 117959 256039 825713 9318761 54615017 65231327 382305119 4314586343 30202104401