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2248055231 = 171493492543
BaseRepresentation
bin1000010111111110…
…1001100110111111
312210200010001000212
42011333221212333
514101000231411
61011023343035
7106465103612
oct20577514677
95720101025
102248055231
11a53a72194
12528a51a7b
1329a9887c6
141747ca179
15d256068b
hex85fe99bf

2248055231 has 16 divisors (see below), whose sum is σ = 2404080000. Its totient is φ = 2094770688.

The previous prime is 2248055209. The next prime is 2248055239. The reversal of 2248055231 is 1325508422.

It is a cyclic number.

It is not a de Polignac number, because 2248055231 - 214 = 2248038847 is a prime.

It is a super-2 number, since 2×22480552312 = 10107504643252926722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2248055239) 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, 882746 + ... + 885288.

It is an arithmetic number, because the mean of its divisors is an integer number (150255000).

Almost surely, 22248055231 is an apocalyptic number.

2248055231 is a deficient number, since it is larger than the sum of its proper divisors (156024769).

2248055231 is a wasteful number, since it uses less digits than its factorization.

2248055231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 2248055231 is about 47413.6608057214. The cubic root of 2248055231 is about 1309.9930522328.

The spelling of 2248055231 in words is "two billion, two hundred forty-eight million, fifty-five thousand, two hundred thirty-one".

Divisors: 1 17 149 349 2533 2543 5933 43231 52001 378907 884017 887507 6441419 15087619 132238543 2248055231