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30575302996 = 2271225389119
BaseRepresentation
bin11100011110011011…
…100001100101010100
32220220211211022201111
4130132123201211110
51000104234143441
622013542504404
72131453534030
oct343633414524
986824738644
1030575302996
1111a6aa63757
125b13735104
132b63624684
1416a0a031c0
15bde3b9081
hex71e6e1954

30575302996 has 24 divisors (see below), whose sum is σ = 61156282880. Its totient is φ = 13102484832.

The previous prime is 30575302993. The next prime is 30575303053. The reversal of 30575302996 is 69920357503.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30575302993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298525 + ... + 387643.

Almost surely, 230575302996 is an apocalyptic number.

It is an amenable number.

30575302996 is an abundant number, since it is smaller than the sum of its proper divisors (30580979884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30575302996 is a wasteful number, since it uses less digits than its factorization.

30575302996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101383 (or 101381 counting only the distinct ones).

The product of its (nonzero) digits is 1530900, while the sum is 49.

The spelling of 30575302996 in words is "thirty billion, five hundred seventy-five million, three hundred two thousand, nine hundred ninety-six".

Divisors: 1 2 4 7 14 28 12253 24506 49012 85771 89119 171542 178238 343084 356476 623833 1247666 2495332 1091975107 2183950214 4367900428 7643825749 15287651498 30575302996