Base | Representation |
---|---|
bin | 10010110011100111000100 |
3 | 100021110200011 |
4 | 102303213010 |
5 | 2230224423 |
6 | 253400004 |
7 | 56622100 |
oct | 22634704 |
9 | 10243604 |
10 | 4929988 |
11 | 2867a78 |
12 | 1799004 |
13 | 1037c6b |
14 | 924900 |
15 | 675b0d |
hex | 4b39c4 |
4929988 has 18 divisors (see below), whose sum is σ = 10036446. Its totient is φ = 2112768.
The previous prime is 4929943. The next prime is 4929989. The reversal of 4929988 is 8899294.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 4293184 + 636804 = 2072^2 + 798^2 .
It is a Harshad number since it is a multiple of its sum of digits (49).
It is not an unprimeable number, because it can be changed into a prime (4929989) by changing a digit.
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 in 5 ways as a sum of consecutive naturals, for example, 12381 + ... + 12772.
Almost surely, 24929988 is an apocalyptic number.
It is an amenable number.
4929988 is an abundant number, since it is smaller than the sum of its proper divisors (5106458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4929988 is a wasteful number, since it uses less digits than its factorization.
4929988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25171 (or 25162 counting only the distinct ones).
The product of its digits is 373248, while the sum is 49.
The square root of 4929988 is about 2220.3576288517. The cubic root of 4929988 is about 170.1957146177.
The spelling of 4929988 in words is "four million, nine hundred twenty-nine thousand, nine hundred eighty-eight".
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