Base | Representation |
---|---|
bin | 1000000101110100001100 |
3 | 10222202102112 |
4 | 20011310030 |
5 | 1020332342 |
6 | 113243152 |
7 | 24012410 |
oct | 10056414 |
9 | 3882375 |
10 | 2120972 |
11 | 1219577 |
12 | 8634b8 |
13 | 593519 |
14 | 3d2d40 |
15 | 2bd682 |
hex | 205d0c |
2120972 has 24 divisors (see below), whose sum is σ = 4273920. Its totient is φ = 902160.
The previous prime is 2120957. The next prime is 2120977. The reversal of 2120972 is 2790212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120977) 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, 5729 + ... + 6087.
It is an arithmetic number, because the mean of its divisors is an integer number (178080).
22120972 is an apocalyptic number.
It is an amenable number.
2120972 is an abundant number, since it is smaller than the sum of its proper divisors (2152948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2120972 is a wasteful number, since it uses less digits than its factorization.
2120972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 581 (or 579 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 23.
The square root of 2120972 is about 1456.3557257758. The cubic root of 2120972 is about 128.4827958214.
The spelling of 2120972 in words is "two million, one hundred twenty thousand, nine hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •