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268710029471 = 13179273142283
BaseRepresentation
bin1111101001000001011…
…1011010100010011111
3221200120212022211110202
43322100113122202133
513400304231420341
6323235500254115
725261612364432
oct3722027324237
9850525284422
10268710029471
11a3a60896324
12440b254133b
131c454430950
14d011667819
156eca6c679b
hex3e905da89f

268710029471 has 16 divisors (see below), whose sum is σ = 291110117760. Its totient is φ = 246558180960.

The previous prime is 268710029449. The next prime is 268710029501. The reversal of 268710029471 is 174920017862.

It is a de Polignac number, because none of the positive numbers 2k-268710029471 is a prime.

It is a super-3 number, since 3×2687100294713 (a number of 35 digits) contains 333 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 (268710029431) 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, 6333896 + ... + 6376178.

It is an arithmetic number, because the mean of its divisors is an integer number (18194382360).

Almost surely, 2268710029471 is an apocalyptic number.

268710029471 is a deficient number, since it is larger than the sum of its proper divisors (22400088289).

268710029471 is a wasteful number, since it uses less digits than its factorization.

268710029471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45206.

The product of its (nonzero) digits is 338688, while the sum is 47.

The spelling of 268710029471 in words is "two hundred sixty-eight billion, seven hundred ten million, twenty-nine thousand, four hundred seventy-one".

Divisors: 1 13 179 2327 2731 35503 42283 488849 549679 6355037 7568657 98392541 115474873 1501173349 20670002267 268710029471