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101110105000 = 235420222021
BaseRepresentation
bin101111000101010100…
…0011100001110101000
3100122222112111112000201
41132022220130032220
53124033141330000
6114241020241544
710206413466142
oct1361250341650
9318875445021
10101110105000
1139976022453
12177196a02b4
1396c47ba9c8
144c7266dc92
15296b91996a
hex178aa1c3a8

101110105000 has 40 divisors (see below), whose sum is σ = 236900987730. Its totient is φ = 40444040000.

The previous prime is 101110104973. The next prime is 101110105001. The reversal of 101110105000 is 501011101.

It can be written as a sum of positive squares in 5 ways, for example, as 4123951524 + 96986153476 = 64218^2 + 311426^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1011101050002 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (101110105001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10106011 + ... + 10116010.

Almost surely, 2101110105000 is an apocalyptic number.

101110105000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101110105000 is an abundant number, since it is smaller than the sum of its proper divisors (135790882730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101110105000 is an equidigital number, since it uses as much as digits as its factorization.

101110105000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20222047 (or 20222028 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 10.

Adding to 101110105000 its reverse (501011101), we get a palindrome (101611116101).

The spelling of 101110105000 in words is "one hundred one billion, one hundred ten million, one hundred five thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 625 1000 1250 2500 5000 20222021 40444042 80888084 101110105 161776168 202220210 404440420 505550525 808880840 1011101050 2022202100 2527752625 4044404200 5055505250 10111010500 12638763125 20222021000 25277526250 50555052500 101110105000