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5687880 = 23351131139
BaseRepresentation
bin10101101100101001001000
3101200222022020
4111230221020
52424003010
6321524440
766226512
oct25545110
911628266
105687880
113235430
121aa3720
131241c13
14a80bb2
15775470
hex56ca48

5687880 has 128 divisors (see below), whose sum is σ = 19353600. Its totient is φ = 1324800.

The previous prime is 5687873. The next prime is 5687887. The reversal of 5687880 is 887865.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5687873) and next prime (5687887).

It is not an unprimeable number, because it can be changed into a prime (5687887) 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, 40851 + ... + 40989.

It is an arithmetic number, because the mean of its divisors is an integer number (151200).

Almost surely, 25687880 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 5687880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9676800).

5687880 is an abundant number, since it is smaller than the sum of its proper divisors (13665720).

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

5687880 is a wasteful number, since it uses less digits than its factorization.

5687880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 42.

The square root of 5687880 is about 2384.9276718593. The cubic root of 5687880 is about 178.5048998647.

It can be divided in two parts, 568 and 7880, that added together give a palindrome (8448).

The spelling of 5687880 in words is "five million, six hundred eighty-seven thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 31 33 40 44 55 60 62 66 88 93 110 120 124 132 139 155 165 186 220 248 264 278 310 330 341 372 417 440 465 556 620 660 682 695 744 834 930 1023 1112 1240 1320 1364 1390 1529 1668 1705 1860 2046 2085 2728 2780 3058 3336 3410 3720 4092 4170 4309 4587 5115 5560 6116 6820 7645 8184 8340 8618 9174 10230 12232 12927 13640 15290 16680 17236 18348 20460 21545 22935 25854 30580 34472 36696 40920 43090 45870 47399 51708 61160 64635 86180 91740 94798 103416 129270 142197 172360 183480 189596 236995 258540 284394 379192 473990 517080 568788 710985 947980 1137576 1421970 1895960 2843940 5687880