Base | Representation |
---|---|
bin | 111010101001… |
… | …1011010010010 |
3 | 2010212021120000 |
4 | 1311103122102 |
5 | 30333002404 |
6 | 3015030430 |
7 | 522242115 |
oct | 165233222 |
9 | 63767500 |
10 | 30750354 |
11 | 163a3218 |
12 | a36b416 |
13 | 64a869b |
14 | 412657c |
15 | 2a76339 |
hex | 1d53692 |
30750354 has 20 divisors (see below), whose sum is σ = 68903934. Its totient is φ = 10250064.
The previous prime is 30750347. The next prime is 30750373. The reversal of 30750354 is 45305703.
It is a happy number.
30750354 is a `hidden beast` number, since 307 + 5 + 0 + 354 = 666.
It can be written as a sum of positive squares in only one way, i.e., 20657025 + 10093329 = 4545^2 + 3177^2 .
It is a super-2 number, since 2×307503542 = 1891168542250632, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 94747 + ... + 95070.
Almost surely, 230750354 is an apocalyptic number.
30750354 is an abundant number, since it is smaller than the sum of its proper divisors (38153580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30750354 is a wasteful number, since it uses less digits than its factorization.
30750354 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189831 (or 189822 counting only the distinct ones).
The product of its (nonzero) digits is 6300, while the sum is 27.
The square root of 30750354 is about 5545.3001722179. The cubic root of 30750354 is about 313.2925300219.
The spelling of 30750354 in words is "thirty million, seven hundred fifty thousand, three hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •