Base | Representation |
---|---|
bin | 111010101001… |
… | …1011011110110 |
3 | 2010212021200201 |
4 | 1311103123312 |
5 | 30333003304 |
6 | 3015031114 |
7 | 522242320 |
oct | 165233366 |
9 | 63767621 |
10 | 30750454 |
11 | 163a32a9 |
12 | a36b49a |
13 | 64a8747 |
14 | 4126610 |
15 | 2a763a4 |
hex | 1d536f6 |
30750454 has 16 divisors (see below), whose sum is σ = 53503488. Its totient is φ = 12981672.
The previous prime is 30750449. The next prime is 30750463. The reversal of 30750454 is 45405703.
It is a super-2 number, since 2×307504542 = 1891180842412232, which contains 22 as substring.
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, 15454 + ... + 17329.
It is an arithmetic number, because the mean of its divisors is an integer number (3343968).
Almost surely, 230750454 is an apocalyptic number.
30750454 is a deficient number, since it is larger than the sum of its proper divisors (22753034).
30750454 is a wasteful number, since it uses less digits than its factorization.
30750454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32859.
The product of its (nonzero) digits is 8400, while the sum is 28.
The square root of 30750454 is about 5545.3091888550. The cubic root of 30750454 is about 313.2928696302.
The spelling of 30750454 in words is "thirty million, seven hundred fifty thousand, four hundred fifty-four".
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