Base | Representation |
---|---|
bin | 111111101110000100100 |
3 | 10221002011022 |
4 | 13331300210 |
5 | 1013303342 |
6 | 112430312 |
7 | 23514245 |
oct | 7756044 |
9 | 3832138 |
10 | 2087972 |
11 | 11a67a7 |
12 | 848398 |
13 | 5814b3 |
14 | 3c4ccc |
15 | 2b39d2 |
hex | 1fdc24 |
2087972 has 6 divisors (see below), whose sum is σ = 3653958. Its totient is φ = 1043984.
The previous prime is 2087941. The next prime is 2087983. The reversal of 2087972 is 2797802.
It can be written as a sum of positive squares in only one way, i.e., 1196836 + 891136 = 1094^2 + 944^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260993 + ... + 261000.
It is an arithmetic number, because the mean of its divisors is an integer number (608993).
22087972 is an apocalyptic number.
It is an amenable number.
2087972 is a deficient number, since it is larger than the sum of its proper divisors (1565986).
2087972 is a wasteful number, since it uses less digits than its factorization.
2087972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 521997 (or 521995 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 35.
The square root of 2087972 is about 1444.9816607833. The cubic root of 2087972 is about 127.8129592406.
The spelling of 2087972 in words is "two million, eighty-seven thousand, nine hundred seventy-two".
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