Search a number
-
+
2077201 = 74367103
BaseRepresentation
bin111111011001000010001
310220112101101
413323020101
51012432301
6112304401
723440660
oct7731021
93815341
102077201
1111996a5
12842101
13579619
143c0dd7
152b0701
hex1fb211

2077201 has 16 divisors (see below), whose sum is σ = 2489344. Its totient is φ = 1696464.

The previous prime is 2077189. The next prime is 2077249. The reversal of 2077201 is 1027702.

It is not a de Polignac number, because 2077201 - 27 = 2077073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2077261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20116 + ... + 20218.

It is an arithmetic number, because the mean of its divisors is an integer number (155584).

22077201 is an apocalyptic number.

2077201 is the 721-st decagonal number.

It is an amenable number.

2077201 is a deficient number, since it is larger than the sum of its proper divisors (412143).

2077201 is a wasteful number, since it uses less digits than its factorization.

2077201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 2077201 is about 1441.2498048569. The cubic root of 2077201 is about 127.5928018463.

It can be divided in two parts, 2077 and 201, that added together give a triangular number (2278 = T67).

The spelling of 2077201 in words is "two million, seventy-seven thousand, two hundred one".

Divisors: 1 7 43 67 103 301 469 721 2881 4429 6901 20167 31003 48307 296743 2077201