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55050015016 = 2331977573023
BaseRepresentation
bin110011010001001111…
…001001000100101000
312021002112022111220001
4303101033021010220
51400220300440031
641142320512344
73656122256413
oct632117110450
9167075274801
1055050015016
112138a331087
12a80417b6b4
1352640907a9
1429432d0b7a
151672dca861
hexcd13c9128

55050015016 has 64 divisors (see below), whose sum is σ = 107824711680. Its totient is φ = 26318960640.

The previous prime is 55050015011. The next prime is 55050015017. The reversal of 55050015016 is 61051005055.

It is not an unprimeable number, because it can be changed into a prime (55050015011) 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, 18208881 + ... + 18211903.

It is an arithmetic number, because the mean of its divisors is an integer number (1684761120).

Almost surely, 255050015016 is an apocalyptic number.

It is an amenable number.

55050015016 is a deficient number, since it is larger than the sum of its proper divisors (52774696664).

55050015016 is a wasteful number, since it uses less digits than its factorization.

55050015016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914 (or 3910 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 28.

It can be divided in two parts, 550500 and 15016, that added together give a triangular number (565516 = T1063).

The spelling of 55050015016 in words is "fifty-five billion, fifty million, fifteen thousand, sixteen".

Divisors: 1 2 4 8 31 62 97 124 194 248 388 757 776 1514 3007 3023 3028 6014 6046 6056 12028 12092 23467 24056 24184 46934 73429 93713 93868 146858 187426 187736 293231 293716 374852 586462 587432 749704 1172924 2276299 2288411 2345848 4552598 4576822 9090161 9105196 9153644 18180322 18210392 18307288 36360644 70940741 72721288 141881482 221975867 283762964 443951734 567525928 887903468 1775806936 6881251877 13762503754 27525007508 55050015016