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50150885145 = 3571317148549
BaseRepresentation
bin101110101101001110…
…011100011100011001
311210110002201221010120
4232231032130130121
51310202111311040
635012231303453
73423533330064
oct565516343431
9153402657116
1050150885145
111a2a595a319
12987751ab89
1349630bb78a
1425da7a98db
151487c4b7d0
hexbad39c719

50150885145 has 32 divisors (see below), whose sum is σ = 81628819200. Its totient is φ = 26287054080.

The previous prime is 50150885131. The next prime is 50150885203. The reversal of 50150885145 is 54158805105.

It is not a de Polignac number, because 50150885145 - 29 = 50150884633 is a prime.

It is a super-2 number, since 2×501508851452 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50150885097 and 50150885106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 263331 + ... + 411879.

It is an arithmetic number, because the mean of its divisors is an integer number (2550900600).

Almost surely, 250150885145 is an apocalyptic number.

It is an amenable number.

50150885145 is a deficient number, since it is larger than the sum of its proper divisors (31477934055).

50150885145 is a wasteful number, since it uses less digits than its factorization.

50150885145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148945.

The product of its (nonzero) digits is 160000, while the sum is 42.

The spelling of 50150885145 in words is "fifty billion, one hundred fifty million, eight hundred eighty-five thousand, one hundred forty-five".

Divisors: 1 3 5 15 71 213 317 355 951 1065 1585 4755 22507 67521 112535 148549 337605 445647 742745 2228235 10546979 31640937 47090033 52734895 141270099 158204685 235450165 706350495 3343392343 10030177029 16716961715 50150885145