Search a number
-
+
83028252 = 223192371223
BaseRepresentation
bin1001111001011…
…10100100011100
312210020021100110
410330232210130
5132223401002
612123330020
72025504606
oct474564434
9183207313
1083028252
114295a39a
1223980910
1314280858
14b054176
157450e6c
hex4f2e91c

83028252 has 96 divisors (see below), whose sum is σ = 216760320. Its totient is φ = 24615360.

The previous prime is 83028251. The next prime is 83028293. The reversal of 83028252 is 25282038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83028251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 372213 + ... + 372435.

It is an arithmetic number, because the mean of its divisors is an integer number (2257920).

Almost surely, 283028252 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 83028252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108380160).

83028252 is an abundant number, since it is smaller than the sum of its proper divisors (133732068).

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

83028252 is a wasteful number, since it uses less digits than its factorization.

83028252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343 (or 341 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 83028252 is about 9111.9839771589. The cubic root of 83028252 is about 436.2565543907.

The spelling of 83028252 in words is "eighty-three million, twenty-eight thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 19 23 38 46 57 69 71 76 92 114 138 142 213 223 228 276 284 426 437 446 669 852 874 892 1311 1338 1349 1633 1748 2622 2676 2698 3266 4047 4237 4899 5129 5244 5396 6532 8094 8474 9798 10258 12711 15387 15833 16188 16948 19596 20516 25422 30774 31027 31666 47499 50844 61548 62054 63332 93081 94998 97451 124108 186162 189996 194902 292353 300827 364159 372324 389804 584706 601654 728318 902481 1092477 1169412 1203308 1456636 1804962 2184954 3609924 4369908 6919021 13838042 20757063 27676084 41514126 83028252