Base | Representation |
---|---|
bin | 101010110100001100100 |
3 | 2122021112020 |
4 | 11112201210 |
5 | 324343410 |
6 | 50023140 |
7 | 14632215 |
oct | 5264144 |
9 | 2567466 |
10 | 1402980 |
11 | 879097 |
12 | 577ab0 |
13 | 3a1787 |
14 | 28740c |
15 | 1caa70 |
hex | 156864 |
1402980 has 48 divisors (see below), whose sum is σ = 3998400. Its totient is φ = 367488.
The previous prime is 1402957. The next prime is 1403009. The reversal of 1402980 is 892041.
It is a self number, because there is not a number n which added to its sum of digits gives 1402980.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3846 + ... + 4194.
It is an arithmetic number, because the mean of its divisors is an integer number (83300).
21402980 is an apocalyptic number.
1402980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1402980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1999200).
1402980 is an abundant number, since it is smaller than the sum of its proper divisors (2595420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1402980 is a wasteful number, since it uses less digits than its factorization.
1402980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 428 (or 426 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 1402980 is about 1184.4745670549. The cubic root of 1402980 is about 111.9482116011.
The spelling of 1402980 in words is "one million, four hundred two thousand, nine hundred eighty".
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