Base | Representation |
---|---|
bin | 111010011101… |
… | …0110100110100 |
3 | 2010200011102022 |
4 | 1310322310310 |
5 | 30321242102 |
6 | 3012532312 |
7 | 521342405 |
oct | 164726464 |
9 | 63604368 |
10 | 30649652 |
11 | 163345a0 |
12 | a321098 |
13 | 64718b7 |
14 | 40db9ac |
15 | 2a565a2 |
hex | 1d3ad34 |
30649652 has 24 divisors (see below), whose sum is σ = 58729440. Its totient is φ = 13880160.
The previous prime is 30649643. The next prime is 30649667. The reversal of 30649652 is 25694603.
30649652 is nontrivially palindromic in base 15.
It is a super-2 number, since 2×306496522 = 1878802335442208, which contains 22 as substring.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12374 + ... + 14642.
It is an arithmetic number, because the mean of its divisors is an integer number (2447060).
Almost surely, 230649652 is an apocalyptic number.
It is an amenable number.
30649652 is a deficient number, since it is larger than the sum of its proper divisors (28079788).
30649652 is a wasteful number, since it uses less digits than its factorization.
30649652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2591 (or 2589 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 35.
The square root of 30649652 is about 5536.2127849280. The cubic root of 30649652 is about 312.9501633780.
The spelling of 30649652 in words is "thirty million, six hundred forty-nine thousand, six hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •