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105797423 = 294777621
BaseRepresentation
bin1100100111001…
…01011100101111
321101002001210002
412103211130233
5204041004143
614255334515
72423156204
oct623453457
9241061702
10105797423
11547a1196
122b52143b
1318bc3534
141009dcab
15944c5b8
hex64e572f

105797423 has 8 divisors (see below), whose sum is σ = 111775680. Its totient is φ = 99974560.

The previous prime is 105797411. The next prime is 105797429. The reversal of 105797423 is 324797501.

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 105797423 - 24 = 105797407 is a prime.

It is a super-2 number, since 2×1057974232 = 22386189426881858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105797429) 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, 37448 + ... + 40173.

It is an arithmetic number, because the mean of its divisors is an integer number (13971960).

Almost surely, 2105797423 is an apocalyptic number.

105797423 is a deficient number, since it is larger than the sum of its proper divisors (5978257).

105797423 is an equidigital number, since it uses as much as digits as its factorization.

105797423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77697.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 105797423 is about 10285.7874273193. The cubic root of 105797423 is about 472.9606723690.

The spelling of 105797423 in words is "one hundred five million, seven hundred ninety-seven thousand, four hundred twenty-three".

Divisors: 1 29 47 1363 77621 2251009 3648187 105797423