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30042914425 = 521398645443
BaseRepresentation
bin11011111110101100…
…100111111001111001
32212112202001011220021
4123332230213321321
5443011441230200
621445043530441
72112330362536
oct337654477171
985482034807
1030042914425
11118174952a7
1259a5389a21
132aaa23c354
141650019d8d
15bac7a441a
hex6feb27e79

30042914425 has 12 divisors (see below), whose sum is σ = 37521226960. Its totient is φ = 23861419920.

The previous prime is 30042914423. The next prime is 30042914453. The reversal of 30042914425 is 52441924003.

It is not a de Polignac number, because 30042914425 - 21 = 30042914423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30042914423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4319247 + ... + 4326196.

Almost surely, 230042914425 is an apocalyptic number.

It is an amenable number.

30042914425 is a deficient number, since it is larger than the sum of its proper divisors (7478312535).

30042914425 is a wasteful number, since it uses less digits than its factorization.

30042914425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8645592 (or 8645587 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 30042914425 in words is "thirty billion, forty-two million, nine hundred fourteen thousand, four hundred twenty-five".

Divisors: 1 5 25 139 695 3475 8645443 43227215 216136075 1201716577 6008582885 30042914425