Base | Representation |
---|---|
bin | 111010001100… |
… | …0000001100011 |
3 | 2010101220212212 |
4 | 1310120001203 |
5 | 30302211412 |
6 | 3005512335 |
7 | 520210001 |
oct | 164300143 |
9 | 63356785 |
10 | 30507107 |
11 | 16247494 |
12 | a2726ab |
13 | 6421a57 |
14 | 40a1a71 |
15 | 2a29222 |
hex | 1d18063 |
30507107 has 2 divisors, whose sum is σ = 30507108. Its totient is φ = 30507106.
The previous prime is 30507097. The next prime is 30507121. The reversal of 30507107 is 70170503.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30507107 - 214 = 30490723 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (30507187) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15253553 + 15253554.
It is an arithmetic number, because the mean of its divisors is an integer number (15253554).
Almost surely, 230507107 is an apocalyptic number.
30507107 is a deficient number, since it is larger than the sum of its proper divisors (1).
30507107 is an equidigital number, since it uses as much as digits as its factorization.
30507107 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 735, while the sum is 23.
The square root of 30507107 is about 5523.3239086622. The cubic root of 30507107 is about 312.4642544714.
The spelling of 30507107 in words is "thirty million, five hundred seven thousand, one hundred seven".
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