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23042212 = 2219303187
BaseRepresentation
bin101011111100…
…1100010100100
31121100122222021
41113321202210
521344322322
62141512524
7366566314
oct127714244
947318867
1023042212
1112008a56
127872744
134a0a05b
1430bb444
1520524c7
hex15f98a4

23042212 has 12 divisors (see below), whose sum is σ = 42446320. Its totient is φ = 10914696.

The previous prime is 23042183. The next prime is 23042213. The reversal of 23042212 is 21224032.

It is not an unprimeable number, because it can be changed into a prime (23042213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151518 + ... + 151669.

Almost surely, 223042212 is an apocalyptic number.

It is an amenable number.

23042212 is a deficient number, since it is larger than the sum of its proper divisors (19404108).

23042212 is a wasteful number, since it uses less digits than its factorization.

23042212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303210 (or 303208 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 23042212 is about 4800.2304111365. The cubic root of 23042212 is about 284.5605703733.

Adding to 23042212 its reverse (21224032), we get a palindrome (44266244).

The spelling of 23042212 in words is "twenty-three million, forty-two thousand, two hundred twelve".

Divisors: 1 2 4 19 38 76 303187 606374 1212748 5760553 11521106 23042212