Base | Representation |
---|---|
bin | 101010110010001110010 |
3 | 2122020010211 |
4 | 11112101302 |
5 | 324330340 |
6 | 50014334 |
7 | 14626243 |
oct | 5262162 |
9 | 2566124 |
10 | 1401970 |
11 | 878359 |
12 | 5773aa |
13 | 3a118b |
14 | 286cca |
15 | 1ca5ea |
hex | 156472 |
1401970 has 8 divisors (see below), whose sum is σ = 2523564. Its totient is φ = 560784.
The previous prime is 1401949. The next prime is 1401971. The reversal of 1401970 is 791041.
It can be written as a sum of positive squares in 2 ways, for example, as 1385329 + 16641 = 1177^2 + 129^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (1401971) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70089 + ... + 70108.
21401970 is an apocalyptic number.
1401970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1401970 is a deficient number, since it is larger than the sum of its proper divisors (1121594).
1401970 is a wasteful number, since it uses less digits than its factorization.
1401970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140204.
The product of its (nonzero) digits is 252, while the sum is 22.
The square root of 1401970 is about 1184.0481409132. The cubic root of 1401970 is about 111.9213414540.
The spelling of 1401970 in words is "one million, four hundred one thousand, nine hundred seventy".
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