Base | Representation |
---|---|
bin | 11100010100010101… |
… | …111101010101100010 |
3 | 2220111001101110221212 |
4 | 130110111331111202 |
5 | 444232423243100 |
6 | 21545055350122 |
7 | 2124330226133 |
oct | 342425752542 |
9 | 86431343855 |
10 | 30406071650 |
11 | 11993486739 |
12 | 5a86b22342 |
13 | 2b37551196 |
14 | 168634dc8a |
15 | bce5db635 |
hex | 71457d562 |
30406071650 has 48 divisors (see below), whose sum is σ = 59947553736. Its totient is φ = 11434475520.
The previous prime is 30406071613. The next prime is 30406071719. The reversal of 30406071650 is 5617060403.
It can be written as a sum of positive squares in 12 ways, for example, as 903543481 + 29502528169 = 30059^2 + 171763^2 .
It is a super-3 number, since 3×304060716503 (a number of 32 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 777362 + ... + 815538.
Almost surely, 230406071650 is an apocalyptic number.
30406071650 is a deficient number, since it is larger than the sum of its proper divisors (29541482086).
30406071650 is a wasteful number, since it uses less digits than its factorization.
30406071650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39143 (or 39138 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 32.
The spelling of 30406071650 in words is "thirty billion, four hundred six million, seventy-one thousand, six hundred fifty".
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