Base | Representation |
---|---|
bin | 1111001001101111010011 |
3 | 21110210122000 |
4 | 33021233103 |
5 | 2004101201 |
6 | 221045043 |
7 | 45522216 |
oct | 17115723 |
9 | 7423560 |
10 | 3972051 |
11 | 2273296 |
12 | 13b6783 |
13 | a90c35 |
14 | 75577d |
15 | 536d86 |
hex | 3c9bd3 |
3972051 has 16 divisors (see below), whose sum is σ = 5934720. Its totient is φ = 2625480.
The previous prime is 3972037. The next prime is 3972071. The reversal of 3972051 is 1502793.
It is not a de Polignac number, because 3972051 - 25 = 3972019 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (3972011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2976 + ... + 4098.
It is an arithmetic number, because the mean of its divisors is an integer number (370920).
Almost surely, 23972051 is an apocalyptic number.
3972051 is a deficient number, since it is larger than the sum of its proper divisors (1962669).
3972051 is a wasteful number, since it uses less digits than its factorization.
3972051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1263 (or 1257 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 27.
The square root of 3972051 is about 1993.0005017561. Note that the first 3 decimals coincide. The cubic root of 3972051 is about 158.3695217990.
The spelling of 3972051 in words is "three million, nine hundred seventy-two thousand, fifty-one".
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