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166238014 = 2151550457
BaseRepresentation
bin10011110100010…
…01011100111110
3102120210202200111
421322021130332
5320024104024
624255020234
74055666635
oct1172113476
9376722614
10166238014
1185923098
124780a67a
1328595bb7
141811451c
15e8daa94
hex9e8973e

166238014 has 8 divisors (see below), whose sum is σ = 251008848. Its totient is φ = 82568400.

The previous prime is 166237963. The next prime is 166238069. The reversal of 166238014 is 410832661.

It is a happy number.

166238014 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274927 + ... + 275530.

It is an arithmetic number, because the mean of its divisors is an integer number (31376106).

Almost surely, 2166238014 is an apocalyptic number.

166238014 is a deficient number, since it is larger than the sum of its proper divisors (84770834).

166238014 is a wasteful number, since it uses less digits than its factorization.

166238014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550610.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 166238014 is about 12893.3321527059. The cubic root of 166238014 is about 549.8490097925.

The spelling of 166238014 in words is "one hundred sixty-six million, two hundred thirty-eight thousand, fourteen".

Divisors: 1 2 151 302 550457 1100914 83119007 166238014