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1043707068 = 223228991863
BaseRepresentation
bin111110001101011…
…011010010111100
32200201220210221100
4332031123102330
54114142111233
6251322133100
734602235515
oct7615332274
92621823840
101043707068
11496166628
12251651190
13138301161
149c887a0c
1561966813
hex3e35b4bc

1043707068 has 18 divisors (see below), whose sum is σ = 2638259624. Its totient is φ = 347902344.

The previous prime is 1043707057. The next prime is 1043707073. The reversal of 1043707068 is 8607073401.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 28991863 = 1043707068 / (1 + 0 + 4 + 3 + 7 + 0 + 7 + 0 + 6 + 8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14495896 + ... + 14495967.

Almost surely, 21043707068 is an apocalyptic number.

1043707068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1043707068 is an abundant number, since it is smaller than the sum of its proper divisors (1594552556).

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

1043707068 is a wasteful number, since it uses less digits than its factorization.

1043707068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28991873 (or 28991868 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 1043707068 is about 32306.4555158872. The cubic root of 1043707068 is about 1014.3617746723.

The spelling of 1043707068 in words is "one billion, forty-three million, seven hundred seven thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 28991863 57983726 86975589 115967452 173951178 260926767 347902356 521853534 1043707068