Base | Representation |
---|---|
bin | 10101110100011110001001 |
3 | 101202121021211 |
4 | 111310132021 |
5 | 2431014240 |
6 | 322333121 |
7 | 66422140 |
oct | 25643611 |
9 | 11677254 |
10 | 5719945 |
11 | 3257530 |
12 | 1aba1a1 |
13 | 12536aa |
14 | a8c757 |
15 | 77ebea |
hex | 574789 |
5719945 has 32 divisors (see below), whose sum is σ = 8709120. Its totient is φ = 3503040.
The previous prime is 5719943. The next prime is 5719949. The reversal of 5719945 is 5499175.
It is not a de Polignac number, because 5719945 - 21 = 5719943 is a prime.
5719945 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 5719898 and 5719907.
It is not an unprimeable number, because it can be changed into a prime (5719943) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31866 + ... + 32044.
It is an arithmetic number, because the mean of its divisors is an integer number (272160).
Almost surely, 25719945 is an apocalyptic number.
5719945 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
5719945 is a deficient number, since it is larger than the sum of its proper divisors (2989175).
5719945 is a wasteful number, since it uses less digits than its factorization.
5719945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 285.
The product of its digits is 56700, while the sum is 40.
The square root of 5719945 is about 2391.6406502650. The cubic root of 5719945 is about 178.8397075270.
It can be divided in two parts, 57 and 19945, that added together give a palindrome (20002).
The spelling of 5719945 in words is "five million, seven hundred nineteen thousand, nine hundred forty-five".
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