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164452230230 = 25139118310957
BaseRepresentation
bin1001100100101000011…
…1011110010001010110
3120201110221212212200212
42121022013132101112
510143244232331410
6203314234005422
714611164615161
oct2311207362126
9521427785625
10164452230230
116381aaa6682
1227a56876872
131267a789192
147d60d46ad8
154427791b05
hex264a1de456

164452230230 has 16 divisors (see below), whose sum is σ = 298143614160. Its totient is φ = 65307647712.

The previous prime is 164452230209. The next prime is 164452230247. The reversal of 164452230230 is 32032254461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59154089 + ... + 59156868.

It is an arithmetic number, because the mean of its divisors is an integer number (18633975885).

Almost surely, 2164452230230 is an apocalyptic number.

164452230230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164452230230 is a deficient number, since it is larger than the sum of its proper divisors (133691383930).

164452230230 is a wasteful number, since it uses less digits than its factorization.

164452230230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118311103.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 164452230230 its reverse (32032254461), we get a palindrome (196484484691).

The spelling of 164452230230 in words is "one hundred sixty-four billion, four hundred fifty-two million, two hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 139 278 695 1390 118310957 236621914 591554785 1183109570 16445223023 32890446046 82226115115 164452230230