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220010426 = 2283388711
BaseRepresentation
bin11010001110100…
…01011110111010
3120022222200120022
431013101132322
5422310313201
633455330442
75311025546
oct1507213672
9508880508
10220010426
111032100a9
1261820a22
13367723ac
1421310a26
15144ad41b
hexd1d17ba

220010426 has 8 divisors (see below), whose sum is σ = 331182624. Its totient is φ = 109616220.

The previous prime is 220010423. The next prime is 220010437. The reversal of 220010426 is 624010022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (220010423) 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, 193790 + ... + 194921.

It is an arithmetic number, because the mean of its divisors is an integer number (41397828).

Almost surely, 2220010426 is an apocalyptic number.

220010426 is a deficient number, since it is larger than the sum of its proper divisors (111172198).

220010426 is a wasteful number, since it uses less digits than its factorization.

220010426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388996.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 220010426 is about 14832.7484304157. The cubic root of 220010426 is about 603.6906098608.

Adding to 220010426 its reverse (624010022), we get a palindrome (844020448).

The spelling of 220010426 in words is "two hundred twenty million, ten thousand, four hundred twenty-six".

Divisors: 1 2 283 566 388711 777422 110005213 220010426