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10101010000100 = 2252175261576341
BaseRepresentation
bin1001001011111101001100…
…0111001110100011100100
31022202122110202100220202012
42102333103013032203210
52310443332030000400
633252201231533352
72061526305233435
oct222772307164344
938678422326665
1010101010000100
1132448a58a3148
12117178798a258
135836a0c96a56
1426cc6a38148c
15127b3cb86d35
hex92fd31ce8e4

10101010000100 has 36 divisors (see below), whose sum is σ = 21919354798068. Its totient is φ = 4040373936000.

The previous prime is 10101010000007. The next prime is 10101010000171. The reversal of 10101010000100 is 100001010101.

It can be written as a sum of positive squares in 6 ways, for example, as 375393937636 + 9725616062464 = 612694^2 + 3118592^2 .

It is a Harshad number since it is a multiple of its sum of digits (5).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17237930 + ... + 17814270.

It is an arithmetic number, because the mean of its divisors is an integer number (608870966613).

Almost surely, 210101010000100 is an apocalyptic number.

10101010000100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10101010000100 is an abundant number, since it is smaller than the sum of its proper divisors (11818344797968).

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

10101010000100 is a wasteful number, since it uses less digits than its factorization.

10101010000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751616 (or 751609 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 10101010000100 its reverse (100001010101), we get a palindrome (10201011010201).

The spelling of 10101010000100 in words is "ten trillion, one hundred one billion, ten million, one hundred", and thus it is an aban number.

Divisors: 1 2 4 5 10 20 25 50 100 175261 350522 576341 701044 876305 1152682 1752610 2305364 2881705 3505220 4381525 5763410 8763050 11526820 14408525 17526100 28817050 57634100 101010100001 202020200002 404040400004 505050500005 1010101000010 2020202000020 2525252500025 5050505000050 10101010000100