Base | Representation |
---|---|
bin | 101010110100001000011 |
3 | 2122021111000 |
4 | 11112201003 |
5 | 324343242 |
6 | 50023043 |
7 | 14632140 |
oct | 5264103 |
9 | 2567430 |
10 | 1402947 |
11 | 879067 |
12 | 577a83 |
13 | 3a1760 |
14 | 2873c7 |
15 | 1caa4c |
hex | 156843 |
1402947 has 32 divisors (see below), whose sum is σ = 2562560. Its totient is φ = 738720.
The previous prime is 1402943. The next prime is 1402957. The reversal of 1402947 is 7492041.
It is a happy number.
It is not a de Polignac number, because 1402947 - 22 = 1402943 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 1402947.
It is not an unprimeable number, because it can be changed into a prime (1402943) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2172 + ... + 2742.
It is an arithmetic number, because the mean of its divisors is an integer number (80080).
21402947 is an apocalyptic number.
1402947 is a deficient number, since it is larger than the sum of its proper divisors (1159613).
1402947 is a wasteful number, since it uses less digits than its factorization.
1402947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 600 (or 594 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 1402947 is about 1184.4606367457. The cubic root of 1402947 is about 111.9473338695.
Adding to 1402947 its reverse (7492041), we get a palindrome (8894988).
The spelling of 1402947 in words is "one million, four hundred two thousand, nine hundred forty-seven".
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