Base | Representation |
---|---|
bin | 1011010101110100001000 |
3 | 12121001002202 |
4 | 23111310020 |
5 | 1230113221 |
6 | 143415332 |
7 | 34161311 |
oct | 13256410 |
9 | 5531082 |
10 | 2972936 |
11 | 175067a |
12 | bb4548 |
13 | 801245 |
14 | 575608 |
15 | 3dad0b |
hex | 2d5d08 |
2972936 has 8 divisors (see below), whose sum is σ = 5574270. Its totient is φ = 1486464.
The previous prime is 2972903. The next prime is 2972939. The reversal of 2972936 is 6392792.
It can be written as a sum of positive squares in only one way, i.e., 2910436 + 62500 = 1706^2 + 250^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 2972936.
It is not an unprimeable number, because it can be changed into a prime (2972939) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185801 + ... + 185816.
22972936 is an apocalyptic number.
It is an amenable number.
2972936 is a deficient number, since it is larger than the sum of its proper divisors (2601334).
2972936 is a wasteful number, since it uses less digits than its factorization.
2972936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 371623 (or 371619 counting only the distinct ones).
The product of its digits is 40824, while the sum is 38.
The square root of 2972936 is about 1724.2204035447. The cubic root of 2972936 is about 143.7899457985.
The spelling of 2972936 in words is "two million, nine hundred seventy-two thousand, nine hundred thirty-six".
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