Base | Representation |
---|---|
bin | 1111001011001110101000 |
3 | 21111002222222 |
4 | 33023032220 |
5 | 2004300102 |
6 | 221133212 |
7 | 45546053 |
oct | 17131650 |
9 | 7432888 |
10 | 3978152 |
11 | 2277932 |
12 | 13ba208 |
13 | a93949 |
14 | 757a9a |
15 | 538aa2 |
hex | 3cb3a8 |
3978152 has 8 divisors (see below), whose sum is σ = 7459050. Its totient is φ = 1989072.
The previous prime is 3978113. The next prime is 3978167. The reversal of 3978152 is 2518793.
It can be written as a sum of positive squares in only one way, i.e., 3976036 + 2116 = 1994^2 + 46^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248627 + ... + 248642.
Almost surely, 23978152 is an apocalyptic number.
It is an amenable number.
3978152 is a deficient number, since it is larger than the sum of its proper divisors (3480898).
3978152 is a wasteful number, since it uses less digits than its factorization.
3978152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 497275 (or 497271 counting only the distinct ones).
The product of its digits is 15120, while the sum is 35.
The square root of 3978152 is about 1994.5305212004. The cubic root of 3978152 is about 158.4505645801.
The spelling of 3978152 in words is "three million, nine hundred seventy-eight thousand, one hundred fifty-two".
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