Search a number
-
+
2030109985 = 51994920353
BaseRepresentation
bin111100100000001…
…0000010100100001
312020111000021100201
41321000100110201
513124202004420
6533240145201
7101210436001
oct17100202441
95214007321
102030109985
11951a42752
12487a68201
1326478a417
14153896001
15bd35e10a
hex79010521

2030109985 has 8 divisors (see below), whose sum is σ = 2436373800. Its totient is φ = 1623926784.

The previous prime is 2030109953. The next prime is 2030110003. The reversal of 2030109985 is 5899010302.

2030109985 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1868689 + 2028241296 = 1367^2 + 45036^2 .

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 2030109985 - 25 = 2030109953 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89569 + ... + 109921.

It is an arithmetic number, because the mean of its divisors is an integer number (304546725).

Almost surely, 22030109985 is an apocalyptic number.

It is an amenable number.

2030109985 is a deficient number, since it is larger than the sum of its proper divisors (406263815).

2030109985 is a wasteful number, since it uses less digits than its factorization.

2030109985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40307.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 2030109985 is about 45056.7418373766. The cubic root of 2030109985 is about 1266.2122838901.

The spelling of 2030109985 in words is "two billion, thirty million, one hundred nine thousand, nine hundred eighty-five".

Divisors: 1 5 19949 20353 99745 101765 406021997 2030109985