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22001001093 = 322444555677
BaseRepresentation
bin10100011111010111…
…001010001010000101
32002210021202122201100
4110133113022022011
5330024224013333
614035045450313
71406130265221
oct243727121205
962707678640
1022001001093
11936aa9a835
124320110999
1320c8112856
1410c9d61781
1588b77a213
hex51f5ca285

22001001093 has 6 divisors (see below), whose sum is σ = 31779223814. Its totient is φ = 14667334056.

The previous prime is 22001001091. The next prime is 22001001097. The reversal of 22001001093 is 39010010022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 14646566529 + 7354434564 = 121023^2 + 85758^2 .

It is not a de Polignac number, because 22001001093 - 21 = 22001001091 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 (22001001091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1222277830 + ... + 1222277847.

Almost surely, 222001001093 is an apocalyptic number.

It is an amenable number.

22001001093 is a deficient number, since it is larger than the sum of its proper divisors (9778222721).

22001001093 is a wasteful number, since it uses less digits than its factorization.

22001001093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444555683 (or 2444555680 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The spelling of 22001001093 in words is "twenty-two billion, one million, one thousand, ninety-three".

Divisors: 1 3 9 2444555677 7333667031 22001001093