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85168341 = 394327
BaseRepresentation
bin1010001001110…
…01000011010101
312221021000000000
411010321003111
5133300341331
612241241513
72052630126
oct504710325
9187230000
1085168341
1144091265
1224633299
131484c98b
14b45004d
1577250e6
hex51390d5

85168341 has 20 divisors (see below), whose sum is σ = 127779872. Its totient is φ = 56765772.

The previous prime is 85168327. The next prime is 85168409. The reversal of 85168341 is 14386158.

It is not a de Polignac number, because 85168341 - 25 = 85168309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85168296 and 85168305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85168301) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17520 + ... + 21846.

Almost surely, 285168341 is an apocalyptic number.

85168341 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

85168341 is a deficient number, since it is larger than the sum of its proper divisors (42611531).

85168341 is an frugal number, since it uses more digits than its factorization.

85168341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4354 (or 4330 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 85168341 is about 9228.6695140741. The cubic root of 85168341 is about 439.9730372596.

The spelling of 85168341 in words is "eighty-five million, one hundred sixty-eight thousand, three hundred forty-one".

Divisors: 1 3 9 27 81 243 729 2187 4327 6561 12981 19683 38943 116829 350487 1051461 3154383 9463149 28389447 85168341