Base | Representation |
---|---|
bin | 111010100100… |
… | …1011101100100 |
3 | 2010210012122202 |
4 | 1311021131210 |
5 | 30330201404 |
6 | 3014114032 |
7 | 522012242 |
oct | 165113544 |
9 | 63705582 |
10 | 30709604 |
11 | 16375642 |
12 | a34b918 |
13 | 6492c83 |
14 | 4115792 |
15 | 2a6921e |
hex | 1d49764 |
30709604 has 12 divisors (see below), whose sum is σ = 53790828. Its totient is φ = 15340800.
The previous prime is 30709583. The next prime is 30709607. The reversal of 30709604 is 40690703.
It can be written as a sum of positive squares in 2 ways, for example, as 20160100 + 10549504 = 4490^2 + 3248^2 .
It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (30709607) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 2624 + ... + 8264.
It is an arithmetic number, because the mean of its divisors is an integer number (4482569).
Almost surely, 230709604 is an apocalyptic number.
It is an amenable number.
30709604 is a deficient number, since it is larger than the sum of its proper divisors (23081224).
30709604 is a wasteful number, since it uses less digits than its factorization.
30709604 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7006 (or 7004 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 29.
The square root of 30709604 is about 5541.6246715201. The cubic root of 30709604 is about 313.1540783457.
It can be divided in two parts, 30709 and 604, that added together give a palindrome (31313).
The spelling of 30709604 in words is "thirty million, seven hundred nine thousand, six hundred four".
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