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30316514545 = 5171608722171
BaseRepresentation
bin11100001111000000…
…010100110011110001
32220020210212111201001
4130033000110303301
5444042011431140
621532140042001
72122162056532
oct341700246361
986223774631
1030316514545
11119479780a9
125a60b33301
132b21b25a05
1416784ba689
15bc67eae9a
hex70f014cf1

30316514545 has 16 divisors (see below), whose sum is σ = 38523938688. Its totient is φ = 22824103680.

The previous prime is 30316514533. The next prime is 30316514561. The reversal of 30316514545 is 54541561303.

It is not a de Polignac number, because 30316514545 - 227 = 30182296817 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1356310 + ... + 1378480.

It is an arithmetic number, because the mean of its divisors is an integer number (2407746168).

Almost surely, 230316514545 is an apocalyptic number.

It is an amenable number.

30316514545 is a deficient number, since it is larger than the sum of its proper divisors (8207424143).

30316514545 is a wasteful number, since it uses less digits than its factorization.

30316514545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38280.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 30316514545 in words is "thirty billion, three hundred sixteen million, five hundred fourteen thousand, five hundred forty-five".

Divisors: 1 5 17 85 16087 22171 80435 110855 273479 376907 1367395 1884535 356664877 1783324385 6063302909 30316514545