Base | Representation |
---|---|
bin | 111010011010… |
… | …1011000001100 |
3 | 2010122000210221 |
4 | 1310311120030 |
5 | 30320033330 |
6 | 3012241124 |
7 | 521220352 |
oct | 164653014 |
9 | 63560727 |
10 | 30627340 |
11 | 16319857 |
12 | a3101a4 |
13 | 64646b3 |
14 | 40d37d2 |
15 | 2a4eb7a |
hex | 1d3560c |
30627340 has 12 divisors (see below), whose sum is σ = 64317456. Its totient is φ = 12250928.
The previous prime is 30627323. The next prime is 30627343. The reversal of 30627340 is 4372603.
It is not an unprimeable number, because it can be changed into a prime (30627343) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 765664 + ... + 765703.
It is an arithmetic number, because the mean of its divisors is an integer number (5359788).
Almost surely, 230627340 is an apocalyptic number.
It is an amenable number.
30627340 is an abundant number, since it is smaller than the sum of its proper divisors (33690116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30627340 is a wasteful number, since it uses less digits than its factorization.
30627340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1531376 (or 1531374 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 25.
The square root of 30627340 is about 5534.1973221055. The cubic root of 30627340 is about 312.8742055924.
Adding to 30627340 its reverse (4372603), we get a palindrome (34999943).
The spelling of 30627340 in words is "thirty million, six hundred twenty-seven thousand, three hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •