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2062032221 = 17121296013
BaseRepresentation
bin111101011101000…
…0001110101011101
312022201002002102202
41322322001311131
513210340012341
6540340301245
7102045661514
oct17272016535
95281062382
102062032221
11968a66367
124966a1825
1326b286312
14157c0567b
15c106779b
hex7ae81d5d

2062032221 has 4 divisors (see below), whose sum is σ = 2183328252. Its totient is φ = 1940736192.

The previous prime is 2062032139. The next prime is 2062032263. The reversal of 2062032221 is 1222302602.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1360576996 + 701455225 = 36886^2 + 26485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2062032221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2062032193 and 2062032202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2062032281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60647990 + ... + 60648023.

It is an arithmetic number, because the mean of its divisors is an integer number (545832063).

Almost surely, 22062032221 is an apocalyptic number.

It is an amenable number.

2062032221 is a deficient number, since it is larger than the sum of its proper divisors (121296031).

2062032221 is a wasteful number, since it uses less digits than its factorization.

2062032221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121296030.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2062032221 is about 45409.6049421265. The cubic root of 2062032221 is about 1272.8146022561.

Adding to 2062032221 its reverse (1222302602), we get a palindrome (3284334823).

The spelling of 2062032221 in words is "two billion, sixty-two million, thirty-two thousand, two hundred twenty-one".

Divisors: 1 17 121296013 2062032221