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22317113 = 7131032381
BaseRepresentation
bin101010100100…
…0100000111001
31112222211022202
41111020200321
521203121423
62114155545
7360456320
oct125104071
945884282
1022317113
11116631a5
127582bb5
134814cc0
142d6d0b7
151e5c728
hex1548839

22317113 has 16 divisors (see below), whose sum is σ = 27745536. Its totient is φ = 17478720.

The previous prime is 22317101. The next prime is 22317131. The reversal of 22317113 is 31171322.

It is not a de Polignac number, because 22317113 - 212 = 22313017 is a prime.

It is a super-3 number, since 3×223171133 (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22317133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8183 + ... + 10563.

It is an arithmetic number, because the mean of its divisors is an integer number (1734096).

Almost surely, 222317113 is an apocalyptic number.

It is an amenable number.

22317113 is a deficient number, since it is larger than the sum of its proper divisors (5428423).

22317113 is a wasteful number, since it uses less digits than its factorization.

22317113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2504.

The product of its digits is 252, while the sum is 20.

The square root of 22317113 is about 4724.0991733875. The cubic root of 22317113 is about 281.5438234362.

Adding to 22317113 its reverse (31171322), we get a palindrome (53488435).

The spelling of 22317113 in words is "twenty-two million, three hundred seventeen thousand, one hundred thirteen".

Divisors: 1 7 13 91 103 721 1339 2381 9373 16667 30953 216671 245243 1716701 3188159 22317113