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2200620131 = 17163794161
BaseRepresentation
bin1000001100101010…
…1100110001100011
312200100212002022022
42003022230301203
514001324321011
61002210532055
7105350651063
oct20312546143
95610762268
102200620131
11a2a213526
12514b9702b
13290bba9b8
1416c39d3a3
15cd2e08db
hex832acc63

2200620131 has 8 divisors (see below), whose sum is σ = 2344366224. Its totient is φ = 2058462720.

The previous prime is 2200620127. The next prime is 2200620167. The reversal of 2200620131 is 1310260022.

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 2200620131 - 22 = 2200620127 is a prime.

It is a super-2 number, since 2×22006201312 = 9685457921924914322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2200622131) 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, 394310 + ... + 399851.

It is an arithmetic number, because the mean of its divisors is an integer number (293045778).

Almost surely, 22200620131 is an apocalyptic number.

2200620131 is a deficient number, since it is larger than the sum of its proper divisors (143746093).

2200620131 is a wasteful number, since it uses less digits than its factorization.

2200620131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794341.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2200620131 is about 46910.7677511251. The cubic root of 2200620131 is about 1300.7136379582.

Adding to 2200620131 its reverse (1310260022), we get a palindrome (3510880153).

The spelling of 2200620131 in words is "two billion, two hundred million, six hundred twenty thousand, one hundred thirty-one".

Divisors: 1 17 163 2771 794161 13500737 129448243 2200620131