Base | Representation |
---|---|
bin | 1001110011111101101110 |
3 | 11211200022112 |
4 | 21303331232 |
5 | 1124302032 |
6 | 131044022 |
7 | 30601646 |
oct | 11637556 |
9 | 4750275 |
10 | 2572142 |
11 | 14a7541 |
12 | a40612 |
13 | 6c09a1 |
14 | 4ad526 |
15 | 35c1b2 |
hex | 273f6e |
2572142 has 4 divisors (see below), whose sum is σ = 3858216. Its totient is φ = 1286070.
The previous prime is 2572139. The next prime is 2572153. The reversal of 2572142 is 2412752.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643034 + ... + 643037.
It is an arithmetic number, because the mean of its divisors is an integer number (964554).
22572142 is an apocalyptic number.
2572142 is a deficient number, since it is larger than the sum of its proper divisors (1286074).
2572142 is a wasteful number, since it uses less digits than its factorization.
2572142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1286073.
The product of its digits is 1120, while the sum is 23.
The square root of 2572142 is about 1603.7898864876. The cubic root of 2572142 is about 137.0140110344.
Adding to 2572142 its reverse (2412752), we get a palindrome (4984894).
The spelling of 2572142 in words is "two million, five hundred seventy-two thousand, one hundred forty-two".
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