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20222009925 = 3521329397057
BaseRepresentation
bin10010110101010100…
…110110001001000101
31221012022021112121120
4102311110312021011
5312403313304200
613142335504153
71314056151105
oct226524661105
957168245546
1020222009925
1186378853a7
123b04388059
131ba369a160
14d9b997205
157d54c19a0
hex4b5536245

20222009925 has 48 divisors (see below), whose sum is σ = 36022902720. Its totient is φ = 9950653440.

The previous prime is 20222009893. The next prime is 20222009971. The reversal of 20222009925 is 52990022202.

It is not a de Polignac number, because 20222009925 - 25 = 20222009893 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2861997 + ... + 2869053.

It is an arithmetic number, because the mean of its divisors is an integer number (750477140).

Almost surely, 220222009925 is an apocalyptic number.

20222009925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20222009925 is a deficient number, since it is larger than the sum of its proper divisors (15800892795).

20222009925 is a wasteful number, since it uses less digits than its factorization.

20222009925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10022 (or 10017 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 20222009925 in words is "twenty billion, two hundred twenty-two million, nine thousand, nine hundred twenty-five".

Divisors: 1 3 5 13 15 25 39 65 75 195 325 975 2939 7057 8817 14695 21171 35285 38207 44085 73475 91741 105855 114621 176425 191035 220425 275223 458705 529275 573105 955175 1376115 2293525 2865525 6880575 20740523 62221569 103702615 269626799 311107845 518513075 808880397 1348133995 1555539225 4044401985 6740669975 20222009925