[go: up one dir, main page]

Search a number
-
+
40100311 = 137292703
BaseRepresentation
bin1001100011111…
…0000111010111
32210110022021201
42120332013113
540231202221
63551253331
7664563346
oct230760727
983408251
1040100311
11206a9a59
121151a247
1384003c4
14547bb5d
1537c1891
hex263e1d7

40100311 has 4 divisors (see below), whose sum is σ = 40393152. Its totient is φ = 39807472.

The previous prime is 40100299. The next prime is 40100323. The reversal of 40100311 is 11300104.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (40100299) and next prime (40100323).

It is a cyclic number.

It is not a de Polignac number, because 40100311 - 29 = 40099799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40100351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146215 + ... + 146488.

It is an arithmetic number, because the mean of its divisors is an integer number (10098288).

Almost surely, 240100311 is an apocalyptic number.

40100311 is a deficient number, since it is larger than the sum of its proper divisors (292841).

40100311 is a wasteful number, since it uses less digits than its factorization.

40100311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292840.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 40100311 is about 6332.4806355803. The cubic root of 40100311 is about 342.2808330202.

Adding to 40100311 its reverse (11300104), we get a palindrome (51400415).

The spelling of 40100311 in words is "forty million, one hundred thousand, three hundred eleven".

Divisors: 1 137 292703 40100311