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108085481 = 722967427
BaseRepresentation
bin1100111000101…
…00000011101001
321112101022101222
412130110003221
5210132213411
614420351425
72451466010
oct634240351
9245338358
10108085481
1156014249
1230245575
1319514b0a
14104d7a77
1597504db
hex67140e9

108085481 has 8 divisors (see below), whose sum is σ = 124067520. Its totient is φ = 92238768.

The previous prime is 108085469. The next prime is 108085511. The reversal of 108085481 is 184580801.

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 108085481 - 214 = 108069097 is a prime.

It is a super-2 number, since 2×1080854812 = 23364942406002722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108085781) 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, 32111 + ... + 35316.

It is an arithmetic number, because the mean of its divisors is an integer number (15508440).

Almost surely, 2108085481 is an apocalyptic number.

It is an amenable number.

108085481 is a deficient number, since it is larger than the sum of its proper divisors (15982039).

108085481 is an equidigital number, since it uses as much as digits as its factorization.

108085481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67663.

The product of its (nonzero) digits is 10240, while the sum is 35.

The square root of 108085481 is about 10396.4167384729. The cubic root of 108085481 is about 476.3459237805.

The spelling of 108085481 in words is "one hundred eight million, eighty-five thousand, four hundred eighty-one".

Divisors: 1 7 229 1603 67427 471989 15440783 108085481