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105436421626 = 21071903125889
BaseRepresentation
bin110001000110010000…
…0000001110111111010
3101002011001020011201211
41202030200001313322
53211413210443001
6120234204233334
710421545540144
oct1421440016772
9332131204654
10105436421626
1140796125138
121852653b84a
139c33bc2783
145163087c94
152b2164b351
hex188c801dfa

105436421626 has 16 divisors (see below), whose sum is σ = 159647267520. Its totient is φ = 52220755840.

The previous prime is 105436421611. The next prime is 105436421647. The reversal of 105436421626 is 626124634501.

It is a super-2 number, since 2×1054364216262 (a number of 23 digits) contains 22 as substring.

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, 4059690 + ... + 4085578.

It is an arithmetic number, because the mean of its divisors is an integer number (9977954220).

Almost surely, 2105436421626 is an apocalyptic number.

105436421626 is a deficient number, since it is larger than the sum of its proper divisors (54210845894).

105436421626 is a wasteful number, since it uses less digits than its factorization.

105436421626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45029.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 105436421626 in words is "one hundred five billion, four hundred thirty-six million, four hundred twenty-one thousand, six hundred twenty-six".

Divisors: 1 2 107 214 19031 25889 38062 51778 2036317 2770123 4072634 5540246 492693559 985387118 52718210813 105436421626