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30522642215 = 5131347734843
BaseRepresentation
bin11100011011010010…
…101000111100100111
32220210011201212201012
4130123102220330213
51000002244022330
622004422052435
72130244115042
oct343322507447
986704655635
1030522642215
1111a4326594a
125ab9b7a11b
132b55747150
141697a15c59
15bd9965c95
hex71b4a8f27

30522642215 has 16 divisors (see below), whose sum is σ = 39448704288. Its totient is φ = 22537478016.

The previous prime is 30522642211. The next prime is 30522642217. The reversal of 30522642215 is 51224622503.

It is a cyclic number.

It is not a de Polignac number, because 30522642215 - 22 = 30522642211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30522642211) 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, 858584 + ... + 893426.

It is an arithmetic number, because the mean of its divisors is an integer number (2465544018).

Almost surely, 230522642215 is an apocalyptic number.

30522642215 is a deficient number, since it is larger than the sum of its proper divisors (8926062073).

30522642215 is a wasteful number, since it uses less digits than its factorization.

30522642215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48338.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 30522642215 in words is "thirty billion, five hundred twenty-two million, six hundred forty-two thousand, two hundred fifteen".

Divisors: 1 5 13 65 13477 34843 67385 174215 175201 452959 876005 2264795 469579111 2347895555 6104528443 30522642215