Base | Representation |
---|---|
bin | 10010101111101100000000 |
3 | 100020122122001 |
4 | 102233230000 |
5 | 2224221140 |
6 | 253153344 |
7 | 56524204 |
oct | 22575400 |
9 | 10218561 |
10 | 4913920 |
11 | 28569a0 |
12 | 178b854 |
13 | 103085b |
14 | 91cb04 |
15 | 670e9a |
hex | 4afb00 |
4913920 has 72 divisors (see below), whose sum is σ = 12877200. Its totient is φ = 1781760.
The previous prime is 4913917. The next prime is 4913921. The reversal of 4913920 is 293194.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4913921) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13906 + ... + 14254.
It is an arithmetic number, because the mean of its divisors is an integer number (178850).
Almost surely, 24913920 is an apocalyptic number.
4913920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4913920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6438600).
4913920 is an abundant number, since it is smaller than the sum of its proper divisors (7963280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4913920 is a wasteful number, since it uses less digits than its factorization.
4913920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 381 (or 367 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 28.
The square root of 4913920 is about 2216.7363397572. The cubic root of 4913920 is about 170.0106106411.
The spelling of 4913920 in words is "four million, nine hundred thirteen thousand, nine hundred twenty".
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