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22054607109 = 3231373211927
BaseRepresentation
bin10100100010100011…
…101001100100000101
32002221000122010100100
4110202203221210011
5330131434411414
614044242434313
71410351032043
oct244243514405
962830563310
1022054607109
119398283827
124336062999
1321062613a2
1410d3117393
15891318609
hex5228e9905

22054607109 has 24 divisors (see below), whose sum is σ = 32972605952. Its totient is φ = 14190564960.

The previous prime is 22054607101. The next prime is 22054607117. The reversal of 22054607109 is 90170645022.

22054607109 is a `hidden beast` number, since 2 + 2 + 0 + 546 + 0 + 7 + 109 = 666.

It is an interprime number because it is at equal distance from previous prime (22054607101) and next prime (22054607117).

It is not a de Polignac number, because 22054607109 - 23 = 22054607101 is a prime.

It is a super-3 number, since 3×220546071093 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22054607101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1897 + ... + 210030.

Almost surely, 222054607109 is an apocalyptic number.

It is an amenable number.

22054607109 is a deficient number, since it is larger than the sum of its proper divisors (10917998843).

22054607109 is a wasteful number, since it uses less digits than its factorization.

22054607109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212337 (or 212334 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 22054607109 in words is "twenty-two billion, fifty-four million, six hundred seven thousand, one hundred nine".

Divisors: 1 3 9 31 93 279 373 1119 3357 11563 34689 104067 211927 635781 1907343 6569737 19709211 59127633 79048771 237146313 711438939 2450511901 7351535703 22054607109