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105263383 = 3126312911
BaseRepresentation
bin1100100011000…
…11000100010111
321100001221012211
412101203010113
5203421412013
614240054251
72415503221
oct621430427
9240057184
10105263383
1154466a35
122b304387
1318a67434
14dda1411
15939423d
hex6463117

105263383 has 8 divisors (see below), whose sum is σ = 109080576. Its totient is φ = 101472600.

The previous prime is 105263381. The next prime is 105263399. The reversal of 105263383 is 383362501.

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 105263383 - 21 = 105263381 is a prime.

It is a super-2 number, since 2×1052633832 = 22160759601209378, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105263381) 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, 1698 + ... + 14608.

It is an arithmetic number, because the mean of its divisors is an integer number (13635072).

Almost surely, 2105263383 is an apocalyptic number.

105263383 is a deficient number, since it is larger than the sum of its proper divisors (3817193).

105263383 is a wasteful number, since it uses less digits than its factorization.

105263383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13205.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 105263383 is about 10259.7944911192. The cubic root of 105263383 is about 472.1635322821.

The spelling of 105263383 in words is "one hundred five million, two hundred sixty-three thousand, three hundred eighty-three".

Divisors: 1 31 263 8153 12911 400241 3395593 105263383