[go: up one dir, main page]

Search a number
-
+
755412 = 223717232
BaseRepresentation
bin10111000011011010100
31102101020020
42320123110
5143133122
624105140
76264240
oct2703324
91371206
10755412
11476609
123051b0
13205ab8
14159420
15edc5c
hexb86d4

755412 has 72 divisors (see below), whose sum is σ = 2229696. Its totient is φ = 194304.

The previous prime is 755401. The next prime is 755413. The reversal of 755412 is 214557.

755412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (755413) by changing a digit.

755412 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32833 + ... + 32855.

It is an arithmetic number, because the mean of its divisors is an integer number (30968).

2755412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 755412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1114848).

755412 is an abundant number, since it is smaller than the sum of its proper divisors (1474284).

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

755412 is a wasteful number, since it uses less digits than its factorization.

755412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77 (or 52 counting only the distinct ones).

The product of its digits is 1400, while the sum is 24.

The square root of 755412 is about 869.1444068738. The cubic root of 755412 is about 91.0740451162.

Adding to 755412 its reverse (214557), we get a palindrome (969969).

The spelling of 755412 in words is "seven hundred fifty-five thousand, four hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 17 21 23 28 34 42 46 51 68 69 84 92 102 119 138 161 204 238 276 322 357 391 476 483 529 644 714 782 966 1058 1173 1428 1564 1587 1932 2116 2346 2737 3174 3703 4692 5474 6348 7406 8211 8993 10948 11109 14812 16422 17986 22218 26979 32844 35972 44436 53958 62951 107916 125902 188853 251804 377706 755412