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268070593 = 71731811223
BaseRepresentation
bin11111111101001…
…10111011000001
3200200102101201111
433332212323001
51022111224333
642333403321
76433363630
oct1776467301
9620371644
10268070593
1112835644a
1275939541
13436cb86b
1427861517
15188034cd
hexffa6ec1

268070593 has 16 divisors (see below), whose sum is σ = 310093056. Its totient is φ = 226998720.

The previous prime is 268070591. The next prime is 268070597. The reversal of 268070593 is 395070862.

It is a cyclic number.

It is not a de Polignac number, because 268070593 - 21 = 268070591 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268070591) 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, 218580 + ... + 219802.

It is an arithmetic number, because the mean of its divisors is an integer number (19380816).

Almost surely, 2268070593 is an apocalyptic number.

It is an amenable number.

268070593 is a deficient number, since it is larger than the sum of its proper divisors (42022463).

268070593 is a wasteful number, since it uses less digits than its factorization.

268070593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 268070593 is about 16372.8614786787. The cubic root of 268070593 is about 644.7871765448.

The spelling of 268070593 in words is "two hundred sixty-eight million, seventy thousand, five hundred ninety-three".

Divisors: 1 7 173 181 1211 1223 1267 8561 31313 211579 219191 221363 1481053 1549541 38295799 268070593