Base | Representation |
---|---|
bin | 111001100110… |
… | …1101000100111 |
3 | 2002211102220200 |
4 | 1303031220213 |
5 | 30212434112 |
6 | 2555201543 |
7 | 514500444 |
oct | 163155047 |
9 | 62742820 |
10 | 30202407 |
11 | 16059574 |
12 | a1462b3 |
13 | 6346161 |
14 | 40229cb |
15 | 29b8cdc |
hex | 1ccda27 |
30202407 has 12 divisors (see below), whose sum is σ = 43713384. Its totient is φ = 20094480.
The previous prime is 30202399. The next prime is 30202409. The reversal of 30202407 is 70420203.
It is a happy number.
It is not a de Polignac number, because 30202407 - 23 = 30202399 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30202407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30202409) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1768 + ... + 7970.
It is an arithmetic number, because the mean of its divisors is an integer number (3642782).
Almost surely, 230202407 is an apocalyptic number.
30202407 is a deficient number, since it is larger than the sum of its proper divisors (13510977).
30202407 is a wasteful number, since it uses less digits than its factorization.
30202407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6750 (or 6747 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 18.
The square root of 30202407 is about 5495.6716604979. The cubic root of 30202407 is about 311.4204911010.
The spelling of 30202407 in words is "thirty million, two hundred two thousand, four hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •