Base | Representation |
---|---|
bin | 101001111010010… |
… | …1101000100001001 |
3 | 10122000020201020011 |
4 | 1103310231010021 |
5 | 10340004400001 |
6 | 351314231521 |
7 | 46564364614 |
oct | 12364550411 |
9 | 3560221204 |
10 | 1406325001 |
11 | 661919874 |
12 | 332b855a1 |
13 | 195484693 |
14 | d4abb17b |
15 | 836e3d51 |
hex | 53d2d109 |
1406325001 has 3 divisors (see below), whose sum is σ = 1406362503. Its totient is φ = 1406287500.
The previous prime is 1406324989. The next prime is 1406325007. The reversal of 1406325001 is 1005236041.
The square root of 1406325001 is 37501.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 531348601 + 874976400 = 23051^2 + 29580^2 .
It is not a de Polignac number, because 1406325001 - 27 = 1406324873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1406325007) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 18751 + ... + 56251.
It is an arithmetic number, because the mean of its divisors is an integer number (468787501).
Almost surely, 21406325001 is an apocalyptic number.
1406325001 is the 37501-st square number.
1406325001 is the 18751-st centered octagonal number.
It is an amenable number.
1406325001 is a deficient number, since it is larger than the sum of its proper divisors (37502).
1406325001 is an frugal number, since it uses more digits than its factorization.
1406325001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75002 (or 37501 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 22.
The cubic root of 1406325001 is about 1120.3711039052.
The spelling of 1406325001 in words is "one billion, four hundred six million, three hundred twenty-five thousand, one".
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