Base | Representation |
---|---|
bin | 1111000011001111… |
… | …1101001111011001 |
3 | 101102120020222200012 |
4 | 3300303331033121 |
5 | 31233234331100 |
6 | 1504522251305 |
7 | 202055503610 |
oct | 36063751731 |
9 | 11376228605 |
10 | 4040152025 |
11 | 1793619018 |
12 | 949056b35 |
13 | 4c503c500 |
14 | 2a4806877 |
15 | 189a57135 |
hex | f0cfd3d9 |
4040152025 has 36 divisors (see below), whose sum is σ = 6199817472. Its totient is φ = 2557264320.
The previous prime is 4040152021. The next prime is 4040152043. The reversal of 4040152025 is 5202510404.
It is a happy number.
It is not a de Polignac number, because 4040152025 - 22 = 4040152021 is a prime.
It is a super-2 number, since 2×40401520252 = 32645656770223201250, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4040152021) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 38729 + ... + 97878.
It is an arithmetic number, because the mean of its divisors is an integer number (172217152).
Almost surely, 24040152025 is an apocalyptic number.
It is an amenable number.
4040152025 is a deficient number, since it is larger than the sum of its proper divisors (2159665447).
4040152025 is a wasteful number, since it uses less digits than its factorization.
4040152025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136650 (or 136632 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 23.
The square root of 4040152025 is about 63562.1902155676. The cubic root of 4040152025 is about 1592.6948255325.
Adding to 4040152025 its reverse (5202510404), we get a palindrome (9242662429).
The spelling of 4040152025 in words is "four billion, forty million, one hundred fifty-two thousand, twenty-five".
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