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2087110201 = 11189737291
BaseRepresentation
bin111110001100110…
…1100011000111001
312101110021011221211
41330121230120321
513233300011301
6543034003121
7102502100251
oct17431543071
95343234854
102087110201
11981134870
124a2b764a1
13273526b67
1415b292961
15c336d051
hex7c66c639

2087110201 has 4 divisors (see below), whose sum is σ = 2276847504. Its totient is φ = 1897372900.

The previous prime is 2087110189. The next prime is 2087110211. The reversal of 2087110201 is 1020117802.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2087110201 - 25 = 2087110169 is a prime.

It is a super-2 number, since 2×20871102012 = 8712057982236520802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2087110211) 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 3 ways as a sum of consecutive naturals, for example, 94868635 + ... + 94868656.

It is an arithmetic number, because the mean of its divisors is an integer number (569211876).

Almost surely, 22087110201 is an apocalyptic number.

It is an amenable number.

2087110201 is a deficient number, since it is larger than the sum of its proper divisors (189737303).

2087110201 is a wasteful number, since it uses less digits than its factorization.

2087110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189737302.

The product of its (nonzero) digits is 224, while the sum is 22.

The square root of 2087110201 is about 45684.9012366230. The cubic root of 2087110201 is about 1277.9537212121.

The spelling of 2087110201 in words is "two billion, eighty-seven million, one hundred ten thousand, two hundred one".

Divisors: 1 11 189737291 2087110201