Search a number
-
+
2038319780 = 225714559427
BaseRepresentation
bin111100101111110…
…0100101010100100
312021001110101002012
41321133210222210
513133302213110
6534132133352
7101340301160
oct17137445244
95231411065
102038319780
1195663a902
1248a767258
132663a31a3
141549d1ca0
15bde31905
hex797e4aa4

2038319780 has 24 divisors (see below), whose sum is σ = 4891967808. Its totient is φ = 698852448.

The previous prime is 2038319779. The next prime is 2038319807. The reversal of 2038319780 is 879138302.

It is an unprimeable number.

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, 7279574 + ... + 7279853.

It is an arithmetic number, because the mean of its divisors is an integer number (203831992).

Almost surely, 22038319780 is an apocalyptic number.

2038319780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2038319780 is an abundant number, since it is smaller than the sum of its proper divisors (2853648028).

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

2038319780 is a wasteful number, since it uses less digits than its factorization.

2038319780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14559443 (or 14559441 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 2038319780 is about 45147.7549829446. The cubic root of 2038319780 is about 1267.9168486309.

The spelling of 2038319780 in words is "two billion, thirty-eight million, three hundred nineteen thousand, seven hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 14559427 29118854 58237708 72797135 101915989 145594270 203831978 291188540 407663956 509579945 1019159890 2038319780