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2082574123 = 72361920897
BaseRepresentation
bin111110000100001…
…1000111100101011
312101010201201121221
41330020120330223
513231114332443
6542352442511
7102415405450
oct17410307453
95333651557
102082574123
11979616843
124a1549437
132725c92a6
1415a831827
15c2c73eed
hex7c218f2b

2082574123 has 16 divisors (see below), whose sum is σ = 2487697920. Its totient is φ = 1704612096.

The previous prime is 2082574121. The next prime is 2082574133. The reversal of 2082574123 is 3214752802.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2082574123 - 21 = 2082574121 is a prime.

It is a super-2 number, since 2×20825741232 = 8674229955578438258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2082574121) 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, 89211 + ... + 110107.

It is an arithmetic number, because the mean of its divisors is an integer number (155481120).

Almost surely, 22082574123 is an apocalyptic number.

2082574123 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2082574123 is a deficient number, since it is larger than the sum of its proper divisors (405123797).

2082574123 is a wasteful number, since it uses less digits than its factorization.

2082574123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21546.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 2082574123 is about 45635.2289684187. The cubic root of 2082574123 is about 1277.0272244623.

The spelling of 2082574123 in words is "two billion, eighty-two million, five hundred seventy-four thousand, one hundred twenty-three".

Divisors: 1 7 23 161 619 4333 14237 20897 99659 146279 480631 3364417 12935243 90546701 297510589 2082574123