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44244552431 = 151293010281
BaseRepresentation
bin101001001101001011…
…100100101011101111
311020012110221010211002
4221031023210223233
51211103101134211
632154202150515
73124264330142
oct511513445357
9136173833732
1044244552431
1117844995112
1286a94b243b
134231559c51
1421da1c0059
15123e46703b
hexa4d2e4aef

44244552431 has 4 divisors (see below), whose sum is σ = 44537562864. Its totient is φ = 43951542000.

The previous prime is 44244552403. The next prime is 44244552463. The reversal of 44244552431 is 13425544244.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-44244552431 is a prime.

It is a super-2 number, since 2×442445524312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44244555431) 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, 146504990 + ... + 146505291.

It is an arithmetic number, because the mean of its divisors is an integer number (11134390716).

Almost surely, 244244552431 is an apocalyptic number.

44244552431 is a deficient number, since it is larger than the sum of its proper divisors (293010433).

44244552431 is a wasteful number, since it uses less digits than its factorization.

44244552431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293010432.

The product of its digits is 307200, while the sum is 38.

The spelling of 44244552431 in words is "forty-four billion, two hundred forty-four million, five hundred fifty-two thousand, four hundred thirty-one".

Divisors: 1 151 293010281 44244552431