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2768230109 = 18152329243
BaseRepresentation
bin1010010011111111…
…1101011011011101
321010220220122211002
42210333331123131
521132131330414
61134404440045
7125412365501
oct24477753335
97126818732
102768230109
1111a0659287
126530a9025
133516857a8
141c3914301
151130614de
hexa4ffd6dd

2768230109 has 8 divisors (see below), whose sum is σ = 2788941792. Its totient is φ = 2747578320.

The previous prime is 2768230103. The next prime is 2768230133. The reversal of 2768230109 is 9010328672.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2768230109 - 24 = 2768230093 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 (2768230103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80042 + ... + 109284.

It is an arithmetic number, because the mean of its divisors is an integer number (348617724).

Almost surely, 22768230109 is an apocalyptic number.

It is an amenable number.

2768230109 is a deficient number, since it is larger than the sum of its proper divisors (20711683).

2768230109 is a wasteful number, since it uses less digits than its factorization.

2768230109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29947.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 2768230109 is about 52613.9725643293. The cubic root of 2768230109 is about 1404.1086969048.

The spelling of 2768230109 in words is "two billion, seven hundred sixty-eight million, two hundred thirty thousand, one hundred nine".

Divisors: 1 181 523 29243 94663 5292983 15294089 2768230109