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42286560 = 2535372381
BaseRepresentation
bin1010000101001…
…1110111100000
32221120101020220
42201103313200
541311132220
64110203040
71022300301
oct241236740
987511226
1042286560
1121962578
12121b3480
1389b7544
14588a7a8
153aa4540
hex2853de0

42286560 has 96 divisors (see below), whose sum is σ = 136860192. Its totient is φ = 10967040.

The previous prime is 42286549. The next prime is 42286561. The reversal of 42286560 is 6568224.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42286561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16570 + ... + 18950.

It is an arithmetic number, because the mean of its divisors is an integer number (1425627).

Almost surely, 242286560 is an apocalyptic number.

42286560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42286560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68430096).

42286560 is an abundant number, since it is smaller than the sum of its proper divisors (94573632).

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

42286560 is a wasteful number, since it uses less digits than its factorization.

42286560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436 (or 2428 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 42286560 is about 6502.8116995650. The cubic root of 42286560 is about 348.3914211154.

The spelling of 42286560 in words is "forty-two million, two hundred eighty-six thousand, five hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 37 40 48 60 74 80 96 111 120 148 160 185 222 240 296 370 444 480 555 592 740 888 1110 1184 1480 1776 2220 2381 2960 3552 4440 4762 5920 7143 8880 9524 11905 14286 17760 19048 23810 28572 35715 38096 47620 57144 71430 76192 88097 95240 114288 142860 176194 190480 228576 264291 285720 352388 380960 440485 528582 571440 704776 880970 1057164 1142880 1321455 1409552 1761940 2114328 2642910 2819104 3523880 4228656 5285820 7047760 8457312 10571640 14095520 21143280 42286560