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225670122 = 23221115939
BaseRepresentation
bin11010111001101…
…11001111101010
3120201122020012200
431130313033222
5430232420442
634220521030
75410110246
oct1534671752
9521566180
10225670122
11106426337
12636b0176
13379a4522
1421d85426
1514c2a34c
hexd7373ea

225670122 has 24 divisors (see below), whose sum is σ = 489265920. Its totient is φ = 75175080.

The previous prime is 225670117. The next prime is 225670127. The reversal of 225670122 is 221076522.

It is an interprime number because it is at equal distance from previous prime (225670117) and next prime (225670127).

It is not an unprimeable number, because it can be changed into a prime (225670127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35029 + ... + 40967.

It is an arithmetic number, because the mean of its divisors is an integer number (20386080).

Almost surely, 2225670122 is an apocalyptic number.

225670122 is an abundant number, since it is smaller than the sum of its proper divisors (263595798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225670122 is a wasteful number, since it uses less digits than its factorization.

225670122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8058 (or 8055 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 225670122 is about 15022.3207927404. The cubic root of 225670122 is about 608.8234258810.

The spelling of 225670122 in words is "two hundred twenty-five million, six hundred seventy thousand, one hundred twenty-two".

Divisors: 1 2 3 6 9 18 2111 4222 5939 6333 11878 12666 17817 18999 35634 37998 53451 106902 12537229 25074458 37611687 75223374 112835061 225670122