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52849563844 = 22711732350541
BaseRepresentation
bin110001001110000101…
…000101100011000100
312001102011210000100111
4301032011011203010
51331213442020334
640140113322404
73550442611030
oct611605054304
9161364700314
1052849563844
11204602235a0
12a2ab266404
134ca323198c
1427b4d771c0
151594b20064
hexc4e1458c4

52849563844 has 48 divisors (see below), whose sum is σ = 116887752576. Its totient is φ = 20308665600.

The previous prime is 52849563667. The next prime is 52849563847. The reversal of 52849563844 is 44836594825.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (52849563847) 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, 1152787 + ... + 1197754.

It is an arithmetic number, because the mean of its divisors is an integer number (2435161512).

Almost surely, 252849563844 is an apocalyptic number.

It is an amenable number.

52849563844 is an abundant number, since it is smaller than the sum of its proper divisors (64038188732).

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

52849563844 is a wasteful number, since it uses less digits than its factorization.

52849563844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350636 (or 2350634 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 58.

The spelling of 52849563844 in words is "fifty-two billion, eight hundred forty-nine million, five hundred sixty-three thousand, eight hundred forty-four".

Divisors: 1 2 4 7 11 14 22 28 44 73 77 146 154 292 308 511 803 1022 1606 2044 3212 5621 11242 22484 2350541 4701082 9402164 16453787 25855951 32907574 51711902 65815148 103423804 171589493 180991657 343178986 361983314 686357972 723966628 1201126451 1887484423 2402252902 3774968846 4804505804 7549937692 13212390961 26424781922 52849563844