Base | Representation |
---|---|
bin | 1111001001000010010000 |
3 | 21110122200020 |
4 | 33021002100 |
5 | 2004003133 |
6 | 221023440 |
7 | 45510630 |
oct | 17110220 |
9 | 7418606 |
10 | 3969168 |
11 | 2271105 |
12 | 13b4b80 |
13 | a8c828 |
14 | 7546c0 |
15 | 5360b3 |
hex | 3c9090 |
3969168 has 40 divisors (see below), whose sum is σ = 11719488. Its totient is φ = 1133952.
The previous prime is 3969167. The next prime is 3969181. The reversal of 3969168 is 8619693.
It is a super-2 number, since 2×39691682 = 31508589224448, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (3969167) 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, 5571 + ... + 6242.
Almost surely, 23969168 is an apocalyptic number.
It is an amenable number.
3969168 is an abundant number, since it is smaller than the sum of its proper divisors (7750320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3969168 is a wasteful number, since it uses less digits than its factorization.
3969168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11831 (or 11825 counting only the distinct ones).
The product of its digits is 69984, while the sum is 42.
The square root of 3969168 is about 1992.2770891620. The cubic root of 3969168 is about 158.3311965239.
The spelling of 3969168 in words is "three million, nine hundred sixty-nine thousand, one hundred sixty-eight".
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