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22101164 = 2259711319
BaseRepresentation
bin101010001001…
…1110010101100
31112120212002122
41110103302230
521124214124
62105412112
7355566611
oct124236254
945525078
1022101164
1111525a28
12749a038
13476a917
142d14508
151e1875e
hex1513cac

22101164 has 24 divisors (see below), whose sum is σ = 39916800. Its totient is φ = 10702160.

The previous prime is 22101151. The next prime is 22101193. The reversal of 22101164 is 46110122.

It is a super-2 number, since 2×221011642 = 976922900309792, which contains 22 as substring.

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, 16097 + ... + 17415.

It is an arithmetic number, because the mean of its divisors is an integer number (1663200).

Almost surely, 222101164 is an apocalyptic number.

It is an amenable number.

22101164 is a deficient number, since it is larger than the sum of its proper divisors (17815636).

22101164 is a wasteful number, since it uses less digits than its factorization.

22101164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453 (or 1451 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 22101164 is about 4701.1875095554. The cubic root of 22101164 is about 280.6327696124.

Adding to 22101164 its reverse (46110122), we get a palindrome (68211286).

The spelling of 22101164 in words is "twenty-two million, one hundred one thousand, one hundred sixty-four".

Divisors: 1 2 4 59 71 118 142 236 284 1319 2638 4189 5276 8378 16756 77821 93649 155642 187298 311284 374596 5525291 11050582 22101164