Base | Representation |
---|---|
bin | 1001011111111001… |
… | …1000101000001100 |
3 | 20120200201212021101 |
4 | 2113332120220030 |
5 | 20210211312140 |
6 | 1101001112444 |
7 | 120120130552 |
oct | 22776305014 |
9 | 6520655241 |
10 | 2549713420 |
11 | 1099279481 |
12 | 5b1a88724 |
13 | 318317287 |
14 | 1a28b1bd2 |
15 | edc9a99a |
hex | 97f98a0c |
2549713420 has 48 divisors (see below), whose sum is σ = 5544983808. Its totient is φ = 983796480.
The previous prime is 2549713403. The next prime is 2549713429. The reversal of 2549713420 is 243179452.
2549713420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 2549713420.
It is not an unprimeable number, because it can be changed into a prime (2549713429) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190054 + ... + 203026.
It is an arithmetic number, because the mean of its divisors is an integer number (115520496).
Almost surely, 22549713420 is an apocalyptic number.
2549713420 is a gapful number since it is divisible by the number (20) 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 2549713420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2772491904).
2549713420 is an abundant number, since it is smaller than the sum of its proper divisors (2995270388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2549713420 is a wasteful number, since it uses less digits than its factorization.
2549713420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13330 (or 13328 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 37.
The square root of 2549713420 is about 50494.6870472528. The cubic root of 2549713420 is about 1366.1460264180.
The spelling of 2549713420 in words is "two billion, five hundred forty-nine million, seven hundred thirteen thousand, four hundred twenty".
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