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268319350 = 25213509811
BaseRepresentation
bin11111111111000…
…11101001110110
3200200220000221201
433333203221312
51022142204400
642343003114
76435451105
oct1777435166
9620800851
10268319350
11128506332
1275a3949a
1343787b60
14278c803c
151885206a
hexffe3a76

268319350 has 48 divisors (see below), whose sum is σ = 539184240. Its totient is φ = 98755200.

The previous prime is 268319333. The next prime is 268319351. The reversal of 268319350 is 53913862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268319351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 330445 + ... + 331255.

It is an arithmetic number, because the mean of its divisors is an integer number (11233005).

Almost surely, 2268319350 is an apocalyptic number.

268319350 is an abundant number, since it is smaller than the sum of its proper divisors (270864890).

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

268319350 is a wasteful number, since it uses less digits than its factorization.

268319350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345 (or 1340 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 268319350 is about 16380.4563428495. The cubic root of 268319350 is about 644.9865590212.

The spelling of 268319350 in words is "two hundred sixty-eight million, three hundred nineteen thousand, three hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 325 509 650 811 1018 1622 2545 4055 5090 6617 8110 10543 12725 13234 20275 21086 25450 33085 40550 52715 66170 105430 165425 263575 330850 412799 527150 825598 2063995 4127990 5366387 10319975 10732774 20639950 26831935 53663870 134159675 268319350