Base | Representation |
---|---|
bin | 1111011011000101… |
… | …1001100110000111 |
3 | 101200112102011021212 |
4 | 3312301121212013 |
5 | 31434334120111 |
6 | 1522453402035 |
7 | 204411436451 |
oct | 36661314607 |
9 | 11615364255 |
10 | 4140145031 |
11 | 1835005270 |
12 | 97663931b |
13 | 50c97ca79 |
14 | 2b3bd52d1 |
15 | 19370998b |
hex | f6c59987 |
4140145031 has 16 divisors (see below), whose sum is σ = 4787112960. Its totient is φ = 3538730880.
The previous prime is 4140145019. The next prime is 4140145033. The reversal of 4140145031 is 1305410414.
It is a de Polignac number, because none of the positive numbers 2k-4140145031 is a prime.
It is a super-2 number, since 2×41401450312 = 34281601755427981922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 4140144988 and 4140145006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4140145033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179690 + ... + 201416.
It is an arithmetic number, because the mean of its divisors is an integer number (299194560).
Almost surely, 24140145031 is an apocalyptic number.
4140145031 is a deficient number, since it is larger than the sum of its proper divisors (646967929).
4140145031 is a wasteful number, since it uses less digits than its factorization.
4140145031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22774.
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 4140145031 is about 64343.9587762519. The cubic root of 4140145031 is about 1605.7275236175.
Adding to 4140145031 its reverse (1305410414), we get a palindrome (5445555445).
The spelling of 4140145031 in words is "four billion, one hundred forty million, one hundred forty-five thousand, thirty-one".
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