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105988290083 = 131719121320809
BaseRepresentation
bin110001010110101100…
…1001111011000100011
3101010120111122222221022
41202231121033120203
53214031000240313
6120405040520055
710441326413114
oct1425531173043
9333514588838
10105988290083
1140a49699075
121865b32002b
139cc1338560
1451b64a220b
152b54d0cc08
hex18ad64f623

105988290083 has 32 divisors (see below), whose sum is σ = 127327233600. Its totient is φ = 87157886976.

The previous prime is 105988290071. The next prime is 105988290101. The reversal of 105988290083 is 380092889501.

It is not a de Polignac number, because 105988290083 - 212 = 105988285987 is a prime.

It is a super-2 number, since 2×1059882900832 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105988290043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5082983 + ... + 5103791.

It is an arithmetic number, because the mean of its divisors is an integer number (3978976050).

Almost surely, 2105988290083 is an apocalyptic number.

105988290083 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

105988290083 is a deficient number, since it is larger than the sum of its proper divisors (21338943517).

105988290083 is a wasteful number, since it uses less digits than its factorization.

105988290083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22071.

The product of its (nonzero) digits is 1244160, while the sum is 53.

The spelling of 105988290083 in words is "one hundred five billion, nine hundred eighty-eight million, two hundred ninety thousand, eighty-three".

Divisors: 1 13 17 19 221 247 323 1213 4199 15769 20621 20809 23047 268073 270517 299611 353753 391799 395371 4598789 5093387 5139823 6721307 25241317 87376991 328137121 429102389 479585023 5578331057 6234605299 8152945391 105988290083