Base | Representation |
---|---|
bin | 10101110100110001000100 |
3 | 101202122221200 |
4 | 111310301010 |
5 | 2431034111 |
6 | 322342500 |
7 | 66425520 |
oct | 25646104 |
9 | 11678850 |
10 | 5721156 |
11 | 3258431 |
12 | 1abaa30 |
13 | 12540cc |
14 | a8cd80 |
15 | 780256 |
hex | 574c44 |
5721156 has 72 divisors (see below), whose sum is σ = 16808064. Its totient is φ = 1607040.
The previous prime is 5721151. The next prime is 5721161. The reversal of 5721156 is 6511275.
It is an interprime number because it is at equal distance from previous prime (5721151) and next prime (5721161).
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 not an unprimeable number, because it can be changed into a prime (5721151) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18241 + ... + 18551.
Almost surely, 25721156 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 5721156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8404032).
5721156 is an abundant number, since it is smaller than the sum of its proper divisors (11086908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5721156 is a wasteful number, since it uses less digits than its factorization.
5721156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 401 (or 396 counting only the distinct ones).
The product of its digits is 2100, while the sum is 27.
The square root of 5721156 is about 2391.8938103520. The cubic root of 5721156 is about 178.8523276718.
It can be divided in two parts, 572 and 1156, that added together give a cube (1728 = 123).
The spelling of 5721156 in words is "five million, seven hundred twenty-one thousand, one hundred fifty-six".
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