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1100000001 = 32331253313
BaseRepresentation
bin100000110010000…
…1010101100000001
32211122211210022210
41001210022230001
54223100000001
6301052452333
736154563042
oct10144125401
92748753283
101100000001
11514a15311
1226847a0a9
13146b80999
14a613c8c9
1566885dd6
hex4190ab01

1100000001 has 48 divisors (see below), whose sum is σ = 1616381568. Its totient is φ = 663886080.

The previous prime is 1099999997. The next prime is 1100000009. The reversal of 1100000001 is 1000000011.

It is not a de Polignac number, because 1100000001 - 22 = 1099999997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (3).

It is not an unprimeable number, because it can be changed into a prime (1100000009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3514221 + ... + 3514533.

It is an arithmetic number, because the mean of its divisors is an integer number (33674616).

Almost surely, 21100000001 is an apocalyptic number.

It is an amenable number.

1100000001 is a deficient number, since it is larger than the sum of its proper divisors (516381567).

1100000001 is a wasteful number, since it uses less digits than its factorization.

1100000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454 (or 423 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 3.

The square root of 1100000001 is about 33166.2479186296. The cubic root of 1100000001 is about 1032.2801157692.

Adding to 1100000001 its reverse (1000000011), we get a palindrome (2100000012).

The spelling of 1100000001 in words is "one billion, one hundred million, one", and thus it is an aban number.

Divisors: 1 3 23 31 53 69 93 159 313 713 939 961 1219 1643 2139 2883 3657 4929 7199 9703 16589 21597 22103 29109 37789 49767 50933 66309 113367 152799 223169 300793 381547 514259 669507 902379 1144641 1171459 1542777 3514377 6918239 11827957 15942029 20754717 35483871 47826087 366666667 1100000001