Base | Representation |
---|---|
bin | 111010111100… |
… | …1100011101110 |
3 | 2011011012220010 |
4 | 1311321203232 |
5 | 30403002411 |
6 | 3022234050 |
7 | 523462503 |
oct | 165714356 |
9 | 64135803 |
10 | 30906606 |
11 | 1649a655 |
12 | a425926 |
13 | 6531843 |
14 | 41674aa |
15 | 2aa77a6 |
hex | 1d798ee |
30906606 has 16 divisors (see below), whose sum is σ = 62426448. Its totient is φ = 10200000.
The previous prime is 30906599. The next prime is 30906613. The reversal of 30906606 is 60660903.
It is an interprime number because it is at equal distance from previous prime (30906599) and next prime (30906613).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24895 + ... + 26106.
It is an arithmetic number, because the mean of its divisors is an integer number (3901653).
Almost surely, 230906606 is an apocalyptic number.
30906606 is an abundant number, since it is smaller than the sum of its proper divisors (31519842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30906606 is a wasteful number, since it uses less digits than its factorization.
30906606 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51107.
The product of its (nonzero) digits is 5832, while the sum is 30.
The square root of 30906606 is about 5559.3710075871. The cubic root of 30906606 is about 313.8222789727.
The spelling of 30906606 in words is "thirty million, nine hundred six thousand, six hundred six".
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