Base | Representation |
---|---|
bin | 1010011101100001011000 |
3 | 12011022210220 |
4 | 22131201120 |
5 | 1200223420 |
6 | 134440040 |
7 | 32211135 |
oct | 12354130 |
9 | 5138726 |
10 | 2742360 |
11 | 1603415 |
12 | b03020 |
13 | 7502ca |
14 | 51558c |
15 | 392840 |
hex | 29d858 |
2742360 has 32 divisors (see below), whose sum is σ = 8227440. Its totient is φ = 731264.
The previous prime is 2742347. The next prime is 2742361. The reversal of 2742360 is 632472.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 2742360.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2742361) 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, 11307 + ... + 11546.
22742360 is an apocalyptic number.
2742360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2742360 is an abundant number, since it is smaller than the sum of its proper divisors (5485080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2742360 is a wasteful number, since it uses less digits than its factorization.
2742360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22867 (or 22863 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 2742360 is about 1656.0072463610. The cubic root of 2742360 is about 139.9721032851.
Subtracting from 2742360 its sum of digits (24), we obtain a square (2742336 = 16562).
The spelling of 2742360 in words is "two million, seven hundred forty-two thousand, three hundred sixty".
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