Base | Representation |
---|---|
bin | 111001010101… |
… | …1001101011010 |
3 | 2002120021111021 |
4 | 1302223031122 |
5 | 30143431102 |
6 | 2552153054 |
7 | 513342400 |
oct | 162531532 |
9 | 62507437 |
10 | 30061402 |
11 | 15a72638 |
12 | a09878a |
13 | 62c6c17 |
14 | 3dc7470 |
15 | 298c137 |
hex | 1cab35a |
30061402 has 12 divisors (see below), whose sum is σ = 52454250. Its totient is φ = 12883416.
The previous prime is 30061399. The next prime is 30061417. The reversal of 30061402 is 20416003.
It can be written as a sum of positive squares in only one way, i.e., 28526281 + 1535121 = 5341^2 + 1239^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153277 + ... + 153472.
Almost surely, 230061402 is an apocalyptic number.
30061402 is a deficient number, since it is larger than the sum of its proper divisors (22392848).
30061402 is a wasteful number, since it uses less digits than its factorization.
30061402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306765 (or 306758 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 30061402 is about 5482.8279199698. The cubic root of 30061402 is about 310.9350953426.
Adding to 30061402 its reverse (20416003), we get a palindrome (50477405).
The spelling of 30061402 in words is "thirty million, sixty-one thousand, four hundred two".
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