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105368821375 = 53842950571
BaseRepresentation
bin110001000100001111…
…0001001111001111111
3101001222100000201121211
41202020132021321333
53211243404241000
6120223351305251
710420065126646
oct1421036117177
9331870021554
10105368821375
1140760a53064
121850797b227
139c22bb431c
1451580cc35d
152b1a7467ba
hex1888789e7f

105368821375 has 8 divisors (see below), whose sum is σ = 131500289232. Its totient is φ = 84295057000.

The previous prime is 105368821367. The next prime is 105368821387. The reversal of 105368821375 is 573128863501.

It is not a de Polignac number, because 105368821375 - 23 = 105368821367 is a prime.

It is a super-2 number, since 2×1053688213752 (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 421475161 + ... + 421475410.

It is an arithmetic number, because the mean of its divisors is an integer number (16437536154).

Almost surely, 2105368821375 is an apocalyptic number.

105368821375 is a deficient number, since it is larger than the sum of its proper divisors (26131467857).

105368821375 is an frugal number, since it uses more digits than its factorization.

105368821375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842950586 (or 842950576 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 49.

The spelling of 105368821375 in words is "one hundred five billion, three hundred sixty-eight million, eight hundred twenty-one thousand, three hundred seventy-five".

Divisors: 1 5 25 125 842950571 4214752855 21073764275 105368821375