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105201683 = 379277577
BaseRepresentation
bin1100100010101…
…00000000010011
321022221210120122
412101110000103
5203412423213
614234500455
72415125306
oct621240023
9238853518
10105201683
1154424644
122b29472b
1318a45322
14dd86b3d
159380d08
hex6454013

105201683 has 4 divisors (see below), whose sum is σ = 105479640. Its totient is φ = 104923728.

The previous prime is 105201673. The next prime is 105201697. The reversal of 105201683 is 386102501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 386102501 = 1632368727.

It is a cyclic number.

It is not a de Polignac number, because 105201683 - 210 = 105200659 is a prime.

It is a super-2 number, since 2×1052016832 = 22134788212064978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105201653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138410 + ... + 139167.

It is an arithmetic number, because the mean of its divisors is an integer number (26369910).

Almost surely, 2105201683 is an apocalyptic number.

105201683 is a deficient number, since it is larger than the sum of its proper divisors (277957).

105201683 is an equidigital number, since it uses as much as digits as its factorization.

105201683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277956.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 105201683 is about 10256.7871675296. The cubic root of 105201683 is about 472.0712615641.

The spelling of 105201683 in words is "one hundred five million, two hundred one thousand, six hundred eighty-three".

Divisors: 1 379 277577 105201683