Base | Representation |
---|---|
bin | 101010110010000100110 |
3 | 2122020001000 |
4 | 11112100212 |
5 | 324330034 |
6 | 50014130 |
7 | 14626104 |
oct | 5262046 |
9 | 2566030 |
10 | 1401894 |
11 | 87829a |
12 | 577346 |
13 | 3a1130 |
14 | 286c74 |
15 | 1ca599 |
hex | 156426 |
1401894 has 32 divisors (see below), whose sum is σ = 3356640. Its totient is φ = 431136.
The previous prime is 1401857. The next prime is 1401937. The reversal of 1401894 is 4981041.
It is a Harshad number since it is a multiple of its sum of digits (27).
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, 297 + ... + 1700.
It is an arithmetic number, because the mean of its divisors is an integer number (104895).
21401894 is an apocalyptic number.
1401894 is an abundant number, since it is smaller than the sum of its proper divisors (1954746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1401894 is a wasteful number, since it uses less digits than its factorization.
1401894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2021 (or 2015 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The square root of 1401894 is about 1184.0160471886. The cubic root of 1401894 is about 111.9193190200.
The spelling of 1401894 in words is "one million, four hundred one thousand, eight hundred ninety-four".
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