Base | Representation |
---|---|
bin | 1001100100100… |
… | …0101110010010 |
3 | 2210112111220000 |
4 | 2121020232102 |
5 | 40234100022 |
6 | 3552230430 |
7 | 665134131 |
oct | 231105622 |
9 | 83474800 |
10 | 40143762 |
11 | 2072966a |
12 | 1153b416 |
13 | 8417109 |
14 | 548d918 |
15 | 37ce6ac |
hex | 2648b92 |
40143762 has 40 divisors (see below), whose sum is σ = 90326016. Its totient is φ = 13325688.
The previous prime is 40143757. The next prime is 40143769. The reversal of 40143762 is 26734104.
It is a super-2 number, since 2×401437622 = 3223043255025288, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (40143769) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 61723 + ... + 62369.
Almost surely, 240143762 is an apocalyptic number.
40143762 is an abundant number, since it is smaller than the sum of its proper divisors (50182254).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40143762 is a wasteful number, since it uses less digits than its factorization.
40143762 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1044 (or 1035 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 27.
The square root of 40143762 is about 6335.9105107317. The cubic root of 40143762 is about 342.4044154033.
Adding to 40143762 its reverse (26734104), we get a palindrome (66877866).
It can be divided in two parts, 4014 and 3762, that added together give a 5-th power (7776 = 65).
The spelling of 40143762 in words is "forty million, one hundred forty-three thousand, seven hundred sixty-two".
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