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106056085 = 521211217
BaseRepresentation
bin1100101001001…
…00100110010101
321101120012121011
412110210212111
5204122243320
614305052221
72425314262
oct624444625
9241505534
10106056085
1154958563
122b627071
1318c841a5
141012a269
15949e05a
hex6524995

106056085 has 4 divisors (see below), whose sum is σ = 127267308. Its totient is φ = 84844864.

The previous prime is 106056077. The next prime is 106056091. The reversal of 106056085 is 580650601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 580650601 = 887654623.

It can be written as a sum of positive squares in 2 ways, for example, as 74494161 + 31561924 = 8631^2 + 5618^2 .

It is a cyclic number.

It is not a de Polignac number, because 106056085 - 23 = 106056077 is a prime.

It is a super-3 number, since 3×1060560853 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10605604 + ... + 10605613.

It is an arithmetic number, because the mean of its divisors is an integer number (31816827).

Almost surely, 2106056085 is an apocalyptic number.

It is an amenable number.

106056085 is a deficient number, since it is larger than the sum of its proper divisors (21211223).

106056085 is an equidigital number, since it uses as much as digits as its factorization.

106056085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21211222.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 106056085 is about 10298.3535091781. The cubic root of 106056085 is about 473.3458026978.

The spelling of 106056085 in words is "one hundred six million, fifty-six thousand, eighty-five".

Divisors: 1 5 21211217 106056085