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5379061818 = 2313307224633
BaseRepresentation
bin1010000001001110…
…11111100000111010
3111212212122122121210
411000213133200322
542004014434233
62245431543550
7250204161654
oct50047374072
914785578553
105379061818
112310381839
12106152abb6
1367954ba20
143905756d4
15217381163
hex1409df83a

5379061818 has 32 divisors (see below), whose sum is σ = 11623461696. Its totient is φ = 1649697408.

The previous prime is 5379061811. The next prime is 5379061847. The reversal of 5379061818 is 8181609735.

It is not an unprimeable number, because it can be changed into a prime (5379061811) 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, 88371 + ... + 136262.

It is an arithmetic number, because the mean of its divisors is an integer number (363233178).

Almost surely, 25379061818 is an apocalyptic number.

5379061818 is an abundant number, since it is smaller than the sum of its proper divisors (6244399878).

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

5379061818 is a wasteful number, since it uses less digits than its factorization.

5379061818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224958.

The product of its (nonzero) digits is 362880, while the sum is 48.

The square root of 5379061818 is about 73342.0876305004. The cubic root of 5379061818 is about 1752.1401645279.

The spelling of 5379061818 in words is "five billion, three hundred seventy-nine million, sixty-one thousand, eight hundred eighteen".

Divisors: 1 2 3 6 13 26 39 78 307 614 921 1842 3991 7982 11973 23946 224633 449266 673899 1347798 2920229 5840458 8760687 17521374 68962331 137924662 206886993 413773986 896510303 1793020606 2689530909 5379061818