Base | Representation |
---|---|
bin | 11010010100100110110011 |
3 | 110222120020000 |
4 | 122110212303 |
5 | 3231301042 |
6 | 403521043 |
7 | 112436022 |
oct | 32244663 |
9 | 13876200 |
10 | 6900147 |
11 | 3993201 |
12 | 2389183 |
13 | 1577937 |
14 | cb88b9 |
15 | 91474c |
hex | 6949b3 |
6900147 has 20 divisors (see below), whose sum is σ = 10916136. Its totient is φ = 4328640.
The previous prime is 6900121. The next prime is 6900149. The reversal of 6900147 is 7410096.
It is not a de Polignac number, because 6900147 - 26 = 6900083 is a prime.
It is a super-2 number, since 2×69001472 = 95224057243218, which contains 22 as substring.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 6900147.
It is not an unprimeable number, because it can be changed into a prime (6900149) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1129 + ... + 3882.
Almost surely, 26900147 is an apocalyptic number.
6900147 is a deficient number, since it is larger than the sum of its proper divisors (4015989).
6900147 is a wasteful number, since it uses less digits than its factorization.
6900147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5040 (or 5031 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 6900147 is about 2626.8130881355. The cubic root of 6900147 is about 190.3791781452.
The spelling of 6900147 in words is "six million, nine hundred thousand, one hundred forty-seven".
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