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100010111110001 = 1710173097969217
BaseRepresentation
bin10110101111010101101011…
…001001011000101101110001
3111010002212120121011010200022
4112233111223021120231301
5101102031201421010001
6552412002154533225
730031330533151121
oct2657255311305561
9433085517133608
10100010111110001
1129959060510834
12b272767a37215
1343a5bb3b66a81
141a9a72da18c81
15b8675c2c911b
hex5af56b258b71

100010111110001 has 16 divisors (see below), whose sum is σ = 106956149852880. Its totient is φ = 93182448844800.

The previous prime is 100010111109991. The next prime is 100010111110009. The reversal of 100010111110001 is 100011111010001.

It can be written as a sum of positive squares in 8 ways, for example, as 21808190165776 + 78201920944225 = 4669924^2 + 8843185^2 .

It is a cyclic number.

It is not a de Polignac number, because 100010111110001 - 210 = 100010111108977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100010111110009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8564945 + ... + 16534161.

It is an arithmetic number, because the mean of its divisors is an integer number (6684759365805).

Almost surely, 2100010111110001 is an apocalyptic number.

It is an amenable number.

100010111110001 is a deficient number, since it is larger than the sum of its proper divisors (6946038742879).

100010111110001 is a wasteful number, since it uses less digits than its factorization.

100010111110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7976644.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 100010111110001 its reverse (100011111010001), we get a palindrome (200021222120002).

The spelling of 100010111110001 in words is "one hundred trillion, ten billion, one hundred eleven million, one hundred ten thousand, one".

Divisors: 1 17 101 1717 7309 124253 738209 7969217 12549553 135476689 804890917 13683145589 58247007053 990199119901 5882947712353 100010111110001