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39022049742 = 2313223672
BaseRepresentation
bin100100010101111001…
…010011100111001110
310201201111212111221120
4210111321103213032
51114404121042432
625532041541410
72551000643604
oct442571234716
9121644774846
1039022049742
1115604a25595
1276904a4866
1338ab595780
141c6275d874
151035c0dc2c
hex915e539ce

39022049742 has 24 divisors (see below), whose sum is σ = 84051249576. Its totient is φ = 12006247728.

The previous prime is 39022049687. The next prime is 39022049749. The reversal of 39022049742 is 24794022093.

It is a junction number, because it is equal to n+sod(n) for n = 39022049694 and 39022049703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39022049749) 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 11 ways as a sum of consecutive naturals, for example, 1733443 + ... + 1755809.

It is an arithmetic number, because the mean of its divisors is an integer number (3502135399).

Almost surely, 239022049742 is an apocalyptic number.

39022049742 is an abundant number, since it is smaller than the sum of its proper divisors (45029199834).

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

39022049742 is an frugal number, since it uses more digits than its factorization.

39022049742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44752 (or 22385 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 39022049742 in words is "thirty-nine billion, twenty-two million, forty-nine thousand, seven hundred forty-two".

Divisors: 1 2 3 6 13 26 39 78 22367 44734 67101 134202 290771 581542 872313 1744626 500282689 1000565378 1500848067 3001696134 6503674957 13007349914 19511024871 39022049742