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2831244801 = 371112256471
BaseRepresentation
bin1010100011000001…
…0101111000000001
321022022111010201120
42220300111320001
521244244313201
61144535222453
7130106120010
oct25060257001
97268433646
102831244801
111223189140
12670217a29
133617499a8
141cc038a77
1511885c536
hexa8c15e01

2831244801 has 16 divisors (see below), whose sum is σ = 4706485248. Its totient is φ = 1470776400.

The previous prime is 2831244769. The next prime is 2831244841. The reversal of 2831244801 is 1084421382.

It is not a de Polignac number, because 2831244801 - 25 = 2831244769 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2831244841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6128005 + ... + 6128466.

It is an arithmetic number, because the mean of its divisors is an integer number (294155328).

Almost surely, 22831244801 is an apocalyptic number.

2831244801 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2831244801 is a deficient number, since it is larger than the sum of its proper divisors (1875240447).

2831244801 is a wasteful number, since it uses less digits than its factorization.

2831244801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12256492.

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 2831244801 is about 53209.4427803938. The cubic root of 2831244801 is about 1414.6830192257.

The spelling of 2831244801 in words is "two billion, eight hundred thirty-one million, two hundred forty-four thousand, eight hundred one".

Divisors: 1 3 7 11 21 33 77 231 12256471 36769413 85795297 134821181 257385891 404463543 943748267 2831244801