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89805461146 = 255813804521
BaseRepresentation
bin101001110100011010…
…0101001011010011010
322120210200211002222121
41103220310221122122
52432410144224041
6105131150411454
76326314552612
oct1235064513232
9276720732877
1089805461146
11350a4929185
12154a3800b8a
13861272a92b
1444bd13ba42
1525092507d1
hex14e8d2969a

89805461146 has 8 divisors (see below), whose sum is σ = 134710772724. Its totient is φ = 44901870240.

The previous prime is 89805461113. The next prime is 89805461153. The reversal of 89805461146 is 64116450898.

It can be written as a sum of positive squares in 2 ways, for example, as 89258135121 + 547326025 = 298761^2 + 23395^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 89805461093 and 89805461102.

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, 290635 + ... + 513886.

Almost surely, 289805461146 is an apocalyptic number.

89805461146 is a deficient number, since it is larger than the sum of its proper divisors (44905311578).

89805461146 is a wasteful number, since it uses less digits than its factorization.

89805461146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860336.

The product of its (nonzero) digits is 1658880, while the sum is 52.

The spelling of 89805461146 in words is "eighty-nine billion, eight hundred five million, four hundred sixty-one thousand, one hundred forty-six".

Divisors: 1 2 55813 111626 804521 1609042 44902730573 89805461146