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22792145212 = 2210975194199
BaseRepresentation
bin10101001110100001…
…001000100100111100
32011211102102221102101
4111032201020210330
5333134242121322
614245350434444
71434545015644
oct251641104474
964742387371
1022792145212
119736632051
124501062a24
1321c2cb4875
141163063524
158d5e53327
hex54e84893c

22792145212 has 12 divisors (see below), whose sum is σ = 39922621200. Its totient is φ = 11385682016.

The previous prime is 22792145179. The next prime is 22792145213. The reversal of 22792145212 is 21254129722.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22792145213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2592712 + ... + 2601487.

It is an arithmetic number, because the mean of its divisors is an integer number (3326885100).

Almost surely, 222792145212 is an apocalyptic number.

It is an amenable number.

22792145212 is a deficient number, since it is larger than the sum of its proper divisors (17130475988).

22792145212 is a wasteful number, since it uses less digits than its factorization.

22792145212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5195300 (or 5195298 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The spelling of 22792145212 in words is "twenty-two billion, seven hundred ninety-two million, one hundred forty-five thousand, two hundred twelve".

Divisors: 1 2 4 1097 2194 4388 5194199 10388398 20776796 5698036303 11396072606 22792145212