Search a number
-
+
230726475 = 3452741397
BaseRepresentation
bin11011100000010…
…01101101001011
3121002011010020000
431300021231023
5433031221400
634521134043
75501066640
oct1560115513
9532133200
10230726475
1110926a241
126532a323
1338a54b55
14228dddc7
15153c8600
hexdc09b4b

230726475 has 120 divisors (see below), whose sum is σ = 501613728. Its totient is φ = 102643200.

The previous prime is 230726473. The next prime is 230726491. The reversal of 230726475 is 574627032.

It is a happy number.

230726475 is a `hidden beast` number, since 2 + 3 + 0 + 7 + 2 + 647 + 5 = 666.

230726475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 230726475 - 21 = 230726473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230726473) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 580977 + ... + 581373.

Almost surely, 2230726475 is an apocalyptic number.

230726475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

230726475 is an abundant number, since it is smaller than the sum of its proper divisors (270887253).

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

230726475 is a wasteful number, since it uses less digits than its factorization.

230726475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 453 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 230726475 is about 15189.6831764194. The cubic root of 230726475 is about 613.3369704481.

It can be divided in two parts, 2307 and 26475, that added together give a palindrome (28782).

The spelling of 230726475 in words is "two hundred thirty million, seven hundred twenty-six thousand, four hundred seventy-five".

Divisors: 1 3 5 7 9 15 21 25 27 35 41 45 63 75 81 105 123 135 175 189 205 225 287 315 369 397 405 525 567 615 675 861 945 1025 1107 1191 1435 1575 1845 1985 2025 2583 2779 2835 3075 3321 3573 4305 4725 5535 5955 7175 7749 8337 9225 9925 10719 12915 13895 14175 16277 16605 17865 21525 23247 25011 27675 29775 32157 38745 41685 48831 53595 64575 69475 75033 81385 83025 89325 113939 116235 125055 146493 160785 193725 208425 225099 244155 267975 341817 375165 406925 439479 569695 581175 625275 732465 803925 1025451 1125495 1220775 1318437 1709085 1875825 2197395 2848475 3076353 3662325 5127255 5627475 6592185 8545425 9229059 10986975 15381765 25636275 32960925 46145295 76908825 230726475