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56904078294 = 23273743283859
BaseRepresentation
bin110100111111101111…
…110101001111010110
312102212202001200120100
4310333233311033112
51413014421001134
642050311514530
74053064453620
oct647757651726
9172782050510
1056904078294
1122150961288
12b041088a46
13549b22c55b
142a7b63bc10
151730a62999
hexd3fbf53d6

56904078294 has 96 divisors (see below), whose sum is σ = 148079543040. Its totient is φ = 15450958656.

The previous prime is 56904078289. The next prime is 56904078317. The reversal of 56904078294 is 49287040965.

56904078294 is a `hidden beast` number, since 569 + 0 + 4 + 0 + 78 + 2 + 9 + 4 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56904078294.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58537 + ... + 342395.

It is an arithmetic number, because the mean of its divisors is an integer number (1542495240).

Almost surely, 256904078294 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56904078294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74039771520).

56904078294 is an abundant number, since it is smaller than the sum of its proper divisors (91175464746).

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

56904078294 is a wasteful number, since it uses less digits than its factorization.

56904078294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283954 (or 283951 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 56904078294 in words is "fifty-six billion, nine hundred four million, seventy-eight thousand, two hundred ninety-four".

Divisors: 1 2 3 6 7 9 14 18 21 37 42 43 63 74 86 111 126 129 222 258 259 301 333 387 518 602 666 774 777 903 1554 1591 1806 2331 2709 3182 4662 4773 5418 9546 11137 14319 22274 28638 33411 66822 100233 200466 283859 567718 851577 1703154 1987013 2554731 3974026 5109462 5961039 10502783 11922078 12205937 17883117 21005566 24411874 31508349 35766234 36617811 63016698 73235622 73519481 85441559 94525047 109853433 147038962 170883118 189050094 219706866 220558443 256324677 441116886 451619669 512649354 661675329 768974031 903239338 1323350658 1354859007 1537948062 2709718014 3161337683 4064577021 6322675366 8129154042 9484013049 18968026098 28452039147 56904078294