Base | Representation |
---|---|
bin | 111010000011… |
… | …1000001110100 |
3 | 2010021101101112 |
4 | 1310013001310 |
5 | 30242444432 |
6 | 3004214152 |
7 | 516500021 |
oct | 164070164 |
9 | 63241345 |
10 | 30437492 |
11 | 161aa158 |
12 | a23a358 |
13 | 63c9167 |
14 | 4084548 |
15 | 2a137b2 |
hex | 1d07074 |
30437492 has 6 divisors (see below), whose sum is σ = 53265618. Its totient is φ = 15218744.
The previous prime is 30437483. The next prime is 30437509. The reversal of 30437492 is 29473403.
It can be written as a sum of positive squares in only one way, i.e., 30426256 + 11236 = 5516^2 + 106^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3804683 + ... + 3804690.
It is an arithmetic number, because the mean of its divisors is an integer number (8877603).
Almost surely, 230437492 is an apocalyptic number.
It is an amenable number.
30437492 is a deficient number, since it is larger than the sum of its proper divisors (22828126).
30437492 is a wasteful number, since it uses less digits than its factorization.
30437492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7609377 (or 7609375 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 32.
The square root of 30437492 is about 5517.0183976492. The cubic root of 30437492 is about 312.2263998874.
The spelling of 30437492 in words is "thirty million, four hundred thirty-seven thousand, four hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •