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30426246265 = 531491399793
BaseRepresentation
bin11100010101100010…
…111010110001111001
32220112110100110022211
4130111202322301321
5444303104340030
621551100015121
72124663553222
oct342542726171
986473313284
1030426246265
11119a3906178
125a918314a1
132b3b795c1c
141688cc2249
15bd127412a
hex7158bac79

30426246265 has 16 divisors (see below), whose sum is σ = 37766140416. Its totient is φ = 23507769600.

The previous prime is 30426246199. The next prime is 30426246269. The reversal of 30426246265 is 56264262403.

It is not a de Polignac number, because 30426246265 - 29 = 30426245753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30426246269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123792 + ... + 276001.

It is an arithmetic number, because the mean of its divisors is an integer number (2360383776).

Almost surely, 230426246265 is an apocalyptic number.

It is an amenable number.

30426246265 is a deficient number, since it is larger than the sum of its proper divisors (7339894151).

30426246265 is a wasteful number, since it uses less digits than its factorization.

30426246265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400320.

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 30426246265 in words is "thirty billion, four hundred twenty-six million, two hundred forty-six thousand, two hundred sixty-five".

Divisors: 1 5 31 155 491 2455 15221 76105 399793 1998965 12393583 61967915 196298363 981491815 6085249253 30426246265