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30048076928 = 27234750601
BaseRepresentation
bin11011111111000000…
…010100010010000000
32212120002202110112002
4123333000110102000
5443014301430203
621445350323132
72112422303552
oct337700242200
985502673462
1030048076928
111181a3a0a31
1259a70594a8
132aab32909c
1416509a14d2
15bace73d88
hex6ff014480

30048076928 has 16 divisors (see below), whose sum is σ = 59861403510. Its totient is φ = 15024038400.

The previous prime is 30048076879. The next prime is 30048076939. The reversal of 30048076928 is 82967084003.

It can be written as a sum of positive squares in only one way, i.e., 20802869824 + 9245207104 = 144232^2 + 96152^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117375173 + ... + 117375428.

Almost surely, 230048076928 is an apocalyptic number.

It is an amenable number.

30048076928 is a deficient number, since it is larger than the sum of its proper divisors (29813326582).

30048076928 is an equidigital number, since it uses as much as digits as its factorization.

30048076928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234750615 (or 234750603 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 30048076928 in words is "thirty billion, forty-eight million, seventy-six thousand, nine hundred twenty-eight".

Divisors: 1 2 4 8 16 32 64 128 234750601 469501202 939002404 1878004808 3756009616 7512019232 15024038464 30048076928