Base | Representation |
---|---|
bin | 1100000001000000000001 |
3 | 12221000202012 |
4 | 30001000001 |
5 | 1301243300 |
6 | 151302305 |
7 | 35526110 |
oct | 14010001 |
9 | 5830665 |
10 | 3149825 |
11 | 1861568 |
12 | 107a995 |
13 | 863903 |
14 | 5bdc77 |
15 | 423435 |
hex | 301001 |
3149825 has 24 divisors (see below), whose sum is σ = 4583040. Its totient is φ = 2102400.
The previous prime is 3149821. The next prime is 3149831. The reversal of 3149825 is 5289413.
It is not a de Polignac number, because 3149825 - 22 = 3149821 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 3149791 and 3149800.
It is not an unprimeable number, because it can be changed into a prime (3149821) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6956 + ... + 7394.
It is an arithmetic number, because the mean of its divisors is an integer number (190960).
It is a Proth number, since it is equal to 769 ⋅ 212 + 1 and 769 < 212.
Almost surely, 23149825 is an apocalyptic number.
3149825 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
3149825 is the 1025-th octagonal number.
It is an amenable number.
3149825 is a deficient number, since it is larger than the sum of its proper divisors (1433215).
3149825 is a wasteful number, since it uses less digits than its factorization.
3149825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 497 (or 492 counting only the distinct ones).
The product of its digits is 8640, while the sum is 32.
The square root of 3149825 is about 1774.7746335803. The cubic root of 3149825 is about 146.5870062131.
The spelling of 3149825 in words is "three million, one hundred forty-nine thousand, eight hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •