[go: up one dir, main page]

Search a number
-
+
264550 = 252111337
BaseRepresentation
bin1000000100101100110
3111102220011
41000211212
531431200
65400434
72151166
oct1004546
9442804
10264550
11170840
1210911a
1393550
146c5a6
15535ba
hex40966

264550 has 48 divisors (see below), whose sum is σ = 593712. Its totient is φ = 86400.

The previous prime is 264529. The next prime is 264553. The reversal of 264550 is 55462.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264553) by changing a digit.

264550 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7132 + ... + 7168.

It is an arithmetic number, because the mean of its divisors is an integer number (12369).

2264550 is an apocalyptic number.

264550 is an abundant number, since it is smaller than the sum of its proper divisors (329162).

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

264550 is a wasteful number, since it uses less digits than its factorization.

264550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73 (or 68 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 264550 is about 514.3442427013. The cubic root of 264550 is about 64.1952047867.

The spelling of 264550 in words is "two hundred sixty-four thousand, five hundred fifty".

Divisors: 1 2 5 10 11 13 22 25 26 37 50 55 65 74 110 130 143 185 275 286 325 370 407 481 550 650 715 814 925 962 1430 1850 2035 2405 3575 4070 4810 5291 7150 10175 10582 12025 20350 24050 26455 52910 132275 264550