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268050413 = 1991346987
BaseRepresentation
bin11111111101000…
…01111111101101
3200200101101001002
433332201333231
51022110103123
642333130045
76433251041
oct1776417755
9620341032
10268050413
11128342274
1275929925
13436c2617
1427858021
15187ec528
hexffa1fed

268050413 has 4 divisors (see below), whose sum is σ = 269397600. Its totient is φ = 266703228.

The previous prime is 268050371. The next prime is 268050421. The reversal of 268050413 is 314050862.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 314050862 = 2157025431.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-268050413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268050443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673295 + ... + 673692.

It is an arithmetic number, because the mean of its divisors is an integer number (67349400).

Almost surely, 2268050413 is an apocalyptic number.

It is an amenable number.

268050413 is a deficient number, since it is larger than the sum of its proper divisors (1347187).

268050413 is a wasteful number, since it uses less digits than its factorization.

268050413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347186.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 268050413 is about 16372.2452033922. The cubic root of 268050413 is about 644.7709965632.

The spelling of 268050413 in words is "two hundred sixty-eight million, fifty thousand, four hundred thirteen".

Divisors: 1 199 1346987 268050413