Search a number
-
+
2912104806 = 2313191964983
BaseRepresentation
bin1010110110010011…
…0011000101100110
321111221122020210120
42231210303011212
521430444323211
61200544302410
7132110324322
oct25544630546
97457566716
102912104806
111264897496
12693311a06
1337541b650
141d8a86982
151209d0d06
hexad933166

2912104806 has 32 divisors (see below), whose sum is σ = 6602346240. Its totient is φ = 848872224.

The previous prime is 2912104771. The next prime is 2912104823. The reversal of 2912104806 is 6084012192.

2912104806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×29121048062 = 16960708802256595272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 981010 + ... + 983973.

It is an arithmetic number, because the mean of its divisors is an integer number (206323320).

Almost surely, 22912104806 is an apocalyptic number.

2912104806 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2912104806 is an abundant number, since it is smaller than the sum of its proper divisors (3690241434).

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

2912104806 is a wasteful number, since it uses less digits than its factorization.

2912104806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965020.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 2912104806 is about 53963.9213363892. The cubic root of 2912104806 is about 1428.0245280175.

Adding to 2912104806 its reverse (6084012192), we get a palindrome (8996116998).

The spelling of 2912104806 in words is "two billion, nine hundred twelve million, one hundred four thousand, eight hundred six".

Divisors: 1 2 3 6 13 19 26 38 39 57 78 114 247 494 741 1482 1964983 3929966 5894949 11789898 25544779 37334677 51089558 74669354 76634337 112004031 153268674 224008062 485350801 970701602 1456052403 2912104806