Base | Representation |
---|---|
bin | 111010100100… |
… | …0101110110010 |
3 | 2010210001112212 |
4 | 1311020232302 |
5 | 30330102420 |
6 | 3014052122 |
7 | 522000434 |
oct | 165105662 |
9 | 63701485 |
10 | 30706610 |
11 | 16373370 |
12 | a34a042 |
13 | 64917bc |
14 | 4114654 |
15 | 2a683c5 |
hex | 1d48bb2 |
30706610 has 64 divisors (see below), whose sum is σ = 64385280. Its totient is φ = 10433280.
The previous prime is 30706579. The next prime is 30706631. The reversal of 30706610 is 1660703.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133976 + ... + 134204.
It is an arithmetic number, because the mean of its divisors is an integer number (1006020).
Almost surely, 230706610 is an apocalyptic number.
30706610 is an abundant number, since it is smaller than the sum of its proper divisors (33678670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30706610 is a wasteful number, since it uses less digits than its factorization.
30706610 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 323.
The product of its (nonzero) digits is 756, while the sum is 23.
The square root of 30706610 is about 5541.3545275501. The cubic root of 30706610 is about 313.1439011410.
The spelling of 30706610 in words is "thirty million, seven hundred six thousand, six hundred ten".
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