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56132802 = 232111943347
BaseRepresentation
bin1101011000100…
…0010011000010
310220121211201200
43112020103002
5103332222202
65323042030
71251056325
oct326102302
9126554650
1056132802
112975a450
1216970316
13b82499b
1476527bc
154ddbe1c
hex35884c2

56132802 has 96 divisors (see below), whose sum is σ = 143320320. Its totient is φ = 15694560.

The previous prime is 56132779. The next prime is 56132803. The reversal of 56132802 is 20823165.

It is not an unprimeable number, because it can be changed into a prime (56132803) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 161593 + ... + 161939.

It is an arithmetic number, because the mean of its divisors is an integer number (1492920).

Almost surely, 256132802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56132802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71660160).

56132802 is an abundant number, since it is smaller than the sum of its proper divisors (87187518).

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

56132802 is a wasteful number, since it uses less digits than its factorization.

56132802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428 (or 425 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 56132802 is about 7492.1827260152. The cubic root of 56132802 is about 382.8884276671. Note that the first 3 decimals are identical.

Adding to 56132802 its reverse (20823165), we get a palindrome (76955967).

The spelling of 56132802 in words is "fifty-six million, one hundred thirty-two thousand, eight hundred two".

Divisors: 1 2 3 6 9 11 18 19 22 33 38 43 57 66 86 99 114 129 171 198 209 258 342 347 387 418 473 627 694 774 817 946 1041 1254 1419 1634 1881 2082 2451 2838 3123 3762 3817 4257 4902 6246 6593 7353 7634 8514 8987 11451 13186 14706 14921 17974 19779 22902 26961 29842 34353 39558 44763 53922 59337 68706 72523 80883 89526 118674 134289 145046 161766 164131 217569 268578 283499 328262 435138 492393 566998 652707 850497 984786 1305414 1477179 1700994 2551491 2954358 3118489 5102982 6236978 9355467 18710934 28066401 56132802