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105394093 = 737503809
BaseRepresentation
bin1100100100000…
…10111110101101
321100022120111221
412102002332231
5203440102333
614242543341
72416556260
oct622027655
9240276457
10105394093
1154546162
122b367b51
1318ab1a8c
14ddd6cd7
1593bcd2d
hex6482fad

105394093 has 16 divisors (see below), whose sum is σ = 124104960. Its totient is φ = 87613056.

The previous prime is 105394087. The next prime is 105394097. The reversal of 105394093 is 390493501.

It is a cyclic number.

It is not a de Polignac number, because 105394093 - 25 = 105394061 is a prime.

It is a super-2 number, since 2×1053940932 = 22215829678585298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105394097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129873 + ... + 130681.

It is an arithmetic number, because the mean of its divisors is an integer number (7756560).

Almost surely, 2105394093 is an apocalyptic number.

It is an amenable number.

105394093 is a deficient number, since it is larger than the sum of its proper divisors (18710867).

105394093 is an equidigital number, since it uses as much as digits as its factorization.

105394093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 105394093 is about 10266.1625255009. The cubic root of 105394093 is about 472.3588865950.

The spelling of 105394093 in words is "one hundred five million, three hundred ninety-four thousand, ninety-three".

Divisors: 1 7 37 259 503 809 3521 5663 18611 29933 130277 209531 406927 2848489 15056299 105394093