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2051713092 = 22311131319127
BaseRepresentation
bin111101001001010…
…1010100001000100
312021222122211020210
41322102222201010
513200214304332
6535331155420
7101562162552
oct17222524104
95258584223
102051713092
11963158460
12493145b70
132690b2420
141566babd2
15c01c9ecc
hex7a4aa844

2051713092 has 96 divisors (see below), whose sum is σ = 5667830784. Its totient is φ = 569462400.

The previous prime is 2051713073. The next prime is 2051713127. The reversal of 2051713092 is 2903171502.

It is a super-2 number, since 2×20517130922 = 8419053223768400928, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220233 + ... + 229359.

It is an arithmetic number, because the mean of its divisors is an integer number (59039904).

Almost surely, 22051713092 is an apocalyptic number.

2051713092 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2051713092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2833915392).

2051713092 is an abundant number, since it is smaller than the sum of its proper divisors (3616117692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2051713092 is a wasteful number, since it uses less digits than its factorization.

2051713092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9289 (or 9287 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 2051713092 is about 45295.8396765089. The cubic root of 2051713092 is about 1270.6878477756.

Adding to 2051713092 its reverse (2903171502), we get a palindrome (4954884594).

The spelling of 2051713092 in words is "two billion, fifty-one million, seven hundred thirteen thousand, ninety-two".

Divisors: 1 2 3 4 6 11 12 13 22 26 33 39 44 52 66 78 131 132 143 156 262 286 393 429 524 572 786 858 1441 1572 1703 1716 2882 3406 4323 5109 5764 6812 8646 9127 10218 17292 18254 18733 20436 27381 36508 37466 54762 56199 74932 100397 109524 112398 118651 200794 224796 237302 301191 355953 401588 474604 602382 711906 1195637 1204764 1305161 1423812 2391274 2610322 3586911 3915483 4782548 5220644 7173822 7830966 13152007 14347644 15543281 15661932 26304014 31086562 39456021 46629843 52608028 62173124 78912042 93259686 157824084 170976091 186519372 341952182 512928273 683904364 1025856546 2051713092