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89814852742 = 2397412727409
BaseRepresentation
bin101001110100101100…
…0011110010010000110
322120211100111020211111
41103221120132102012
52432420100241432
6105132123555234
76326460436426
oct1235130362206
9276740436744
1089814852742
11350aa16322a
12154a698bb1a
1386146685a4
1444c04a4486
152509ea8347
hex14e961e486

89814852742 has 16 divisors (see below), whose sum is σ = 135099285120. Its totient is φ = 44781821568.

The previous prime is 89814852679. The next prime is 89814852767. The reversal of 89814852742 is 24725841898.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3263134 + ... + 3290542.

It is an arithmetic number, because the mean of its divisors is an integer number (8443705320).

Almost surely, 289814852742 is an apocalyptic number.

89814852742 is a deficient number, since it is larger than the sum of its proper divisors (45284432378).

89814852742 is a wasteful number, since it uses less digits than its factorization.

89814852742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31935.

The product of its digits is 10321920, while the sum is 58.

The spelling of 89814852742 in words is "eighty-nine billion, eight hundred fourteen million, eight hundred fifty-two thousand, seven hundred forty-two".

Divisors: 1 2 397 794 4127 8254 27409 54818 1638419 3276838 10881373 21762746 113116943 226233886 44907426371 89814852742