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53628792 = 23371953317
BaseRepresentation
bin1100110010010…
…0111101111000
310201220121212120
43030210331320
5102212110132
65153241240
71220560110
oct314447570
9121817776
1053628792
11282aa118
1215b63220
13b159019
1471a0040
154a9502c
hex3324f78

53628792 has 128 divisors (see below), whose sum is σ = 164851200. Its totient is φ = 14197248.

The previous prime is 53628781. The next prime is 53628797. The reversal of 53628792 is 29782635.

It is a Harshad number since it is a multiple of its sum of digits (42).

Its product of digits (181440) is a multiple of the sum of its prime factors (405).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53628797) 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, 169018 + ... + 169334.

It is an arithmetic number, because the mean of its divisors is an integer number (1287900).

Almost surely, 253628792 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 53628792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82425600).

53628792 is an abundant number, since it is smaller than the sum of its proper divisors (111222408).

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

53628792 is a wasteful number, since it uses less digits than its factorization.

53628792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405 (or 401 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 53628792 is about 7323.1681668524. The cubic root of 53628792 is about 377.1082250437.

The spelling of 53628792 in words is "fifty-three million, six hundred twenty-eight thousand, seven hundred ninety-two".

Divisors: 1 2 3 4 6 7 8 12 14 19 21 24 28 38 42 53 56 57 76 84 106 114 133 152 159 168 212 228 266 317 318 371 399 424 456 532 634 636 742 798 951 1007 1064 1113 1268 1272 1484 1596 1902 2014 2219 2226 2536 2968 3021 3192 3804 4028 4438 4452 6023 6042 6657 7049 7608 8056 8876 8904 12046 12084 13314 14098 16801 17752 18069 21147 24092 24168 26628 28196 33602 36138 42161 42294 48184 50403 53256 56392 67204 72276 84322 84588 100806 117607 126483 134408 144552 168644 169176 201612 235214 252966 319219 337288 352821 403224 470428 505932 638438 705642 940856 957657 1011864 1276876 1411284 1915314 2234533 2553752 2822568 3830628 4469066 6703599 7661256 8938132 13407198 17876264 26814396 53628792