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122083087 = 728361627
BaseRepresentation
bin1110100011011…
…01011100001111
322111201110111211
413101231130033
5222223124322
620040355251
73011455240
oct721553417
9274643454
10122083087
1162a04915
1234a75b27
131c3a6119
14122dccc7
15aab7b77
hex746d70f

122083087 has 8 divisors (see below), whose sum is σ = 140018816. Its totient is φ = 104271192.

The previous prime is 122083081. The next prime is 122083139. The reversal of 122083087 is 780380221.

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

It is a cyclic number.

It is not a de Polignac number, because 122083087 - 23 = 122083079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122083081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28833 + ... + 32794.

It is an arithmetic number, because the mean of its divisors is an integer number (17502352).

Almost surely, 2122083087 is an apocalyptic number.

122083087 is a deficient number, since it is larger than the sum of its proper divisors (17935729).

122083087 is an equidigital number, since it uses as much as digits as its factorization.

122083087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61917.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 122083087 is about 11049.1215487929. The cubic root of 122083087 is about 496.0801322472.

The spelling of 122083087 in words is "one hundred twenty-two million, eighty-three thousand, eighty-seven".

Divisors: 1 7 283 1981 61627 431389 17440441 122083087