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54861289034 = 2611572864221
BaseRepresentation
bin110011000101111111…
…001101011001001010
312020121101012020111212
4303011333031121022
51344323442222114
641111455453122
73651341156036
oct630577153112
9166541166455
1054861289034
11212a28494a2
12a770b271a2
135233c52c06
1429262051c6
15166154bb3e
hexcc5fcd64a

54861289034 has 16 divisors (see below), whose sum is σ = 84173756136. Its totient is φ = 26809099200.

The previous prime is 54861289009. The next prime is 54861289099. The reversal of 54861289034 is 43098216845.

It can be written as a sum of positive squares in 4 ways, for example, as 13529179225 + 41332109809 = 116315^2 + 203303^2 .

It is a super-2 number, since 2×548612890342 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1412957 + ... + 1451264.

Almost surely, 254861289034 is an apocalyptic number.

54861289034 is a deficient number, since it is larger than the sum of its proper divisors (29312467102).

54861289034 is a wasteful number, since it uses less digits than its factorization.

54861289034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2864441.

The product of its (nonzero) digits is 1658880, while the sum is 50.

The spelling of 54861289034 in words is "fifty-four billion, eight hundred sixty-one million, two hundred eighty-nine thousand, thirty-four".

Divisors: 1 2 61 122 157 314 9577 19154 2864221 5728442 174717481 349434962 449682697 899365394 27430644517 54861289034