Base | Representation |
---|---|
bin | 11010001011001001… |
… | …01000010001010000 |
3 | 1100021022120021010101 |
4 | 31011210220101100 |
5 | 212234321210140 |
6 | 10242213542144 |
7 | 1005140102431 |
oct | 150544502120 |
9 | 40238507111 |
10 | 14052131920 |
11 | 5a61075772 |
12 | 2882044954 |
13 | 142c362778 |
14 | 9743a7488 |
15 | 5739ce99a |
hex | 345928450 |
14052131920 has 40 divisors (see below), whose sum is σ = 32685066504. Its totient is φ = 5618468352.
The previous prime is 14052131879. The next prime is 14052131939. The reversal of 14052131920 is 2913125041.
It can be written as a sum of positive squares in 4 ways, for example, as 1379676736 + 12672455184 = 37144^2 + 112572^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×140521319202 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158922 + ... + 230998.
Almost surely, 214052131920 is an apocalyptic number.
14052131920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14052131920 is an abundant number, since it is smaller than the sum of its proper divisors (18632934584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14052131920 is a wasteful number, since it uses less digits than its factorization.
14052131920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74527 (or 74521 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 28.
Adding to 14052131920 its reverse (2913125041), we get a palindrome (16965256961).
The spelling of 14052131920 in words is "fourteen billion, fifty-two million, one hundred thirty-one thousand, nine hundred twenty".
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