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1043224013 = 13196169239
BaseRepresentation
bin111110001011100…
…101010111001101
32200201000021022102
4332023211113031
54114031132023
6251303524445
734565154266
oct7613452715
92621007272
101043224013
11495966707
12251459725
13138192320
149c79d96d
15618bd628
hex3e2e55cd

1043224013 has 16 divisors (see below), whose sum is σ = 1202006400. Its totient is φ = 897324480.

The previous prime is 1043224003. The next prime is 1043224027. The reversal of 1043224013 is 3104223401.

It is not a de Polignac number, because 1043224013 - 210 = 1043222989 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 (1043224003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19553 + ... + 49686.

It is an arithmetic number, because the mean of its divisors is an integer number (75125400).

Almost surely, 21043224013 is an apocalyptic number.

1043224013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1043224013 is a deficient number, since it is larger than the sum of its proper divisors (158782387).

1043224013 is a wasteful number, since it uses less digits than its factorization.

1043224013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69332.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1043224013 is about 32298.9785132595. The cubic root of 1043224013 is about 1014.2052594471.

Adding to 1043224013 its reverse (3104223401), we get a palindrome (4147447414).

The spelling of 1043224013 in words is "one billion, forty-three million, two hundred twenty-four thousand, thirteen".

Divisors: 1 13 19 61 247 793 1159 15067 69239 900107 1315541 4223579 17102033 54906527 80248001 1043224013