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268222067825 = 5273607145759
BaseRepresentation
bin1111100111001101000…
…1111111010001110001
3221122022212010210221012
43321303101333101301
513343304322132300
6323115225440305
725243535646635
oct3716321772161
9848285123835
10268222067825
11a3830401538
1243b97040095
131c3a730214a
14cda6926dc5
156e9c93a435
hex3e7347f471

268222067825 has 12 divisors (see below), whose sum is σ = 332602164480. Its totient is φ = 214573266960.

The previous prime is 268222067791. The next prime is 268222067891. The reversal of 268222067825 is 528760222862.

It is not a de Polignac number, because 268222067825 - 212 = 268222063729 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1767296 + ... + 1913054.

It is an arithmetic number, because the mean of its divisors is an integer number (27716847040).

Almost surely, 2268222067825 is an apocalyptic number.

268222067825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

268222067825 is a deficient number, since it is larger than the sum of its proper divisors (64380096655).

268222067825 is a wasteful number, since it uses less digits than its factorization.

268222067825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219376 (or 219371 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 268222067825 in words is "two hundred sixty-eight billion, two hundred twenty-two million, sixty-seven thousand, eight hundred twenty-five".

Divisors: 1 5 25 73607 145759 368035 728795 1840175 3643975 10728882713 53644413565 268222067825