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1044342040 = 23573729793
BaseRepresentation
bin111110001111110…
…110010100011000
32200210010001221211
4332033312110120
54114322421130
6251343512504
734610521660
oct7617662430
92623101854
101044342040
1149655a6a5
122518b8734
13138494191
149c9b11a0
1561a3ea2a
hex3e3f6518

1044342040 has 32 divisors (see below), whose sum is σ = 2685451680. Its totient is φ = 358060032.

The previous prime is 1044342023. The next prime is 1044342041. The reversal of 1044342040 is 402434401.

It is a super-2 number, since 2×10443420402 = 2181300593022723200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044342041) 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, 1864617 + ... + 1865176.

It is an arithmetic number, because the mean of its divisors is an integer number (83920365).

Almost surely, 21044342040 is an apocalyptic number.

1044342040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044342040 is an abundant number, since it is smaller than the sum of its proper divisors (1641109640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1044342040 is a wasteful number, since it uses less digits than its factorization.

1044342040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3729811 (or 3729807 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1044342040 is about 32316.2813454766. The cubic root of 1044342040 is about 1014.5674392599.

Adding to 1044342040 its reverse (402434401), we get a palindrome (1446776441).

The spelling of 1044342040 in words is "one billion, forty-four million, three hundred forty-two thousand, forty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 3729793 7459586 14919172 18648965 26108551 29838344 37297930 52217102 74595860 104434204 130542755 149191720 208868408 261085510 522171020 1044342040