Search a number
-
+
10030222019 = 31323555549
BaseRepresentation
bin10010101011101100…
…10000101011000011
3221220000122001221102
421111312100223003
5131020214101034
64335142245015
7503362323536
oct112566205303
927800561842
1010030222019
114287887294
121b3b12676b
13c3b03c51c
146b218ca1d
153da87c97e
hex255d90ac3

10030222019 has 4 divisors (see below), whose sum is σ = 10353777600. Its totient is φ = 9706666440.

The previous prime is 10030221937. The next prime is 10030222039. The reversal of 10030222019 is 91022203001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10030222019 - 28 = 10030221763 is a prime.

It is a super-2 number, since 2×100302220192 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10030222039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161777744 + ... + 161777805.

It is an arithmetic number, because the mean of its divisors is an integer number (2588444400).

Almost surely, 210030222019 is an apocalyptic number.

10030222019 is a deficient number, since it is larger than the sum of its proper divisors (323555581).

10030222019 is an equidigital number, since it uses as much as digits as its factorization.

10030222019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323555580.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 10030222019 in words is "ten billion, thirty million, two hundred twenty-two thousand, nineteen".

Divisors: 1 31 323555549 10030222019