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40012583461 = 471376214099
BaseRepresentation
bin100101010000111011…
…111001001000100101
310211021112201211202121
4211100323321020211
51123421210132321
630214224305541
72614356230164
oct452073711045
9124245654677
1040012583461
1115a730731a4
1279081722b1
133a08869cb6
141d181253db
151092b70441
hex950ef9225

40012583461 has 8 divisors (see below), whose sum is σ = 41162198400. Its totient is φ = 38875397088.

The previous prime is 40012583447. The next prime is 40012583483. The reversal of 40012583461 is 16438521004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40012583461 - 213 = 40012575269 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 (40012583441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3100611 + ... + 3113488.

It is an arithmetic number, because the mean of its divisors is an integer number (5145274800).

Almost surely, 240012583461 is an apocalyptic number.

It is an amenable number.

40012583461 is a deficient number, since it is larger than the sum of its proper divisors (1149614939).

40012583461 is a wasteful number, since it uses less digits than its factorization.

40012583461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6214283.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 40012583461 in words is "forty billion, twelve million, five hundred eighty-three thousand, four hundred sixty-one".

Divisors: 1 47 137 6439 6214099 292062653 851331563 40012583461