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7714051445 = 52549605261
BaseRepresentation
bin1110010111100101…
…10001010101110101
3201220121100102020002
413023302301111311
5111244244121240
63313242521045
7362106232622
oct71362612565
921817312202
107714051445
1132a9421031
1215b3506185
1395c224ca9
14532711349
15302364d15
hex1cbcb1575

7714051445 has 8 divisors (see below), whose sum is σ = 9260508600. Its totient is φ = 6168809920.

The previous prime is 7714051441. The next prime is 7714051463. The reversal of 7714051445 is 5441504177.

It can be written as a sum of positive squares in 4 ways, for example, as 2567854276 + 5146197169 = 50674^2 + 71737^2 .

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

It is not a de Polignac number, because 7714051445 - 22 = 7714051441 is a prime.

It is a super-2 number, since 2×77140514452 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7714051399 and 7714051408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7714051441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289886 + ... + 315375.

It is an arithmetic number, because the mean of its divisors is an integer number (1157563575).

Almost surely, 27714051445 is an apocalyptic number.

It is an amenable number.

7714051445 is a deficient number, since it is larger than the sum of its proper divisors (1546457155).

7714051445 is a wasteful number, since it uses less digits than its factorization.

7714051445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607815.

The product of its (nonzero) digits is 78400, while the sum is 38.

The square root of 7714051445 is about 87829.6729186668. The cubic root of 7714051445 is about 1975.8812662741.

The spelling of 7714051445 in words is "seven billion, seven hundred fourteen million, fifty-one thousand, four hundred forty-five".

Divisors: 1 5 2549 12745 605261 3026305 1542810289 7714051445