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116442285 = 3542118439
BaseRepresentation
bin1101111000011…
…00010010101101
322010002212210020
412330030102231
5214302123120
615315432353
72612512611
oct674142255
9263085706
10116442285
115a8018a3
1232bb56b9
131b17c77b
1411671341
15a351640
hex6f0c4ad

116442285 has 16 divisors (see below), whose sum is σ = 186760320. Its totient is φ = 61951680.

The previous prime is 116442257. The next prime is 116442301. The reversal of 116442285 is 582244611.

It is a happy number.

It is not a de Polignac number, because 116442285 - 223 = 108053677 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2905 + ... + 15534.

It is an arithmetic number, because the mean of its divisors is an integer number (11672520).

Almost surely, 2116442285 is an apocalyptic number.

116442285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116442285 is a deficient number, since it is larger than the sum of its proper divisors (70318035).

116442285 is a wasteful number, since it uses less digits than its factorization.

116442285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18868.

The product of its digits is 15360, while the sum is 33.

The square root of 116442285 is about 10790.8426455027. The cubic root of 116442285 is about 488.3189443382.

Adding to 116442285 its reverse (582244611), we get a palindrome (698686896).

The spelling of 116442285 in words is "one hundred sixteen million, four hundred forty-two thousand, two hundred eighty-five".

Divisors: 1 3 5 15 421 1263 2105 6315 18439 55317 92195 276585 7762819 23288457 38814095 116442285