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2772283 = 83127263
BaseRepresentation
bin1010100100110100111011
312012211212011
422210310323
51202203113
6135230351
732364313
oct12446473
95184764
102772283
111623948
12b183b7
13760b07
14522443
1539b63d
hex2a4d3b

2772283 has 8 divisors (see below), whose sum is σ = 2838528. Its totient is φ = 2706984.

The previous prime is 2772281. The next prime is 2772293. The reversal of 2772283 is 3822772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2772283 - 21 = 2772281 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2 + 73 + 76 + 219 + 221 + 85 + 34 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2772281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10410 + ... + 10672.

It is an arithmetic number, because the mean of its divisors is an integer number (354816).

22772283 is an apocalyptic number.

2772283 is a deficient number, since it is larger than the sum of its proper divisors (66245).

2772283 is a wasteful number, since it uses less digits than its factorization.

2772283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473.

The product of its digits is 9408, while the sum is 31.

The square root of 2772283 is about 1665.0174173263. The cubic root of 2772283 is about 140.4793601981.

The spelling of 2772283 in words is "two million, seven hundred seventy-two thousand, two hundred eighty-three".

Divisors: 1 83 127 263 10541 21829 33401 2772283