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88290166 = 2193228731
BaseRepresentation
bin1010100001100…
…11001101110110
320011010121100011
411100303031312
5140100241131
612432210434
72121311506
oct520631566
9204117304
1088290166
1145923788
1225699a1a
13153a3903
14ba23a06
157b400b1
hex5433376

88290166 has 8 divisors (see below), whose sum is σ = 133122024. Its totient is φ = 43916160.

The previous prime is 88290161. The next prime is 88290173. The reversal of 88290166 is 66109288.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88290161) 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, 113980 + ... + 114751.

It is an arithmetic number, because the mean of its divisors is an integer number (16640253).

Almost surely, 288290166 is an apocalyptic number.

88290166 is a deficient number, since it is larger than the sum of its proper divisors (44831858).

88290166 is a wasteful number, since it uses less digits than its factorization.

88290166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228926.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 88290166 is about 9396.2846913022. The cubic root of 88290166 is about 445.2843631288.

The spelling of 88290166 in words is "eighty-eight million, two hundred ninety thousand, one hundred sixty-six".

Divisors: 1 2 193 386 228731 457462 44145083 88290166