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2044040311 = 19673159853
BaseRepresentation
bin111100111010101…
…1001010001110111
312021110020000011201
41321311121101313
513141233242221
6534454513331
7101440025125
oct17165312167
95243200151
102044040311
11959897815
12490665847
13267626c11
14155680915
15be6b1891
hex79d59477

2044040311 has 8 divisors (see below), whose sum is σ = 2154831920. Its totient is φ = 1933569792.

The previous prime is 2044040279. The next prime is 2044040333. The reversal of 2044040311 is 1130404402.

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 2044040311 - 25 = 2044040279 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044040381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67140 + ... + 92713.

It is an arithmetic number, because the mean of its divisors is an integer number (269353990).

Almost surely, 22044040311 is an apocalyptic number.

2044040311 is a deficient number, since it is larger than the sum of its proper divisors (110791609).

2044040311 is a wasteful number, since it uses less digits than its factorization.

2044040311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160545.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2044040311 is about 45211.0640330439. The cubic root of 2044040311 is about 1269.1018741530.

Adding to 2044040311 its reverse (1130404402), we get a palindrome (3174444713).

The spelling of 2044040311 in words is "two billion, forty-four million, forty thousand, three hundred eleven".

Divisors: 1 19 673 12787 159853 3037207 107581069 2044040311