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52550514345 = 3576718674001
BaseRepresentation
bin110000111100010000…
…010011011010101001
312000122100001201120010
4300330100103122221
51330110412424340
640050311522133
73540152000430
oct607420233251
9160570051503
1052550514345
112031743924a
12a227089349
134c562a7704
142787370117
15157874cb80
hexc3c4136a9

52550514345 has 64 divisors (see below), whose sum is σ = 97603209216. Its totient is φ = 23645952000.

The previous prime is 52550514343. The next prime is 52550514371. The reversal of 52550514345 is 54341505525.

It is not a de Polignac number, because 52550514345 - 21 = 52550514343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52550514343) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13132345 + ... + 13136345.

It is an arithmetic number, because the mean of its divisors is an integer number (1525050144).

Almost surely, 252550514345 is an apocalyptic number.

It is an amenable number.

52550514345 is a deficient number, since it is larger than the sum of its proper divisors (45052694871).

52550514345 is a wasteful number, since it uses less digits than its factorization.

52550514345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5950.

The product of its (nonzero) digits is 300000, while the sum is 39.

The spelling of 52550514345 in words is "fifty-two billion, five hundred fifty million, five hundred fourteen thousand, three hundred forty-five".

Divisors: 1 3 5 7 15 21 35 67 105 201 335 469 1005 1407 1867 2345 4001 5601 7035 9335 12003 13069 20005 28005 28007 39207 60015 65345 84021 125089 140035 196035 268067 375267 420105 625445 804201 875623 1340335 1876335 1876469 2626869 4021005 4378115 5629407 7469867 9382345 13134345 22409601 28147035 37349335 52289069 112048005 156867207 261445345 500481089 784336035 1501443267 2502405445 3503367623 7507216335 10510102869 17516838115 52550514345