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50045005000 = 235431322871
BaseRepresentation
bin101110100110111010…
…100010110011001000
311210011201111122212201
4232212322202303020
51304443010130000
634553530045544
73421106344444
oct564672426310
9153151448781
1050045005000
111a251111a71
129847b798b4
1349471996c3
1425ca6c7824
15147d7d496a
hexba6ea2cc8

50045005000 has 80 divisors (see below), whose sum is σ = 121038255360. Its totient is φ = 19372200000.

The previous prime is 50045004887. The next prime is 50045005001. The reversal of 50045005000 is 50054005.

It is a happy number.

50045005000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (50045005001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6436 + ... + 316435.

It is an arithmetic number, because the mean of its divisors is an integer number (1512978192).

Almost surely, 250045005000 is an apocalyptic number.

50045005000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50045005000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60519127680).

50045005000 is an abundant number, since it is smaller than the sum of its proper divisors (70993250360).

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

50045005000 is a wasteful number, since it uses less digits than its factorization.

50045005000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322928 (or 322909 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 19.

Adding to 50045005000 its reverse (50054005), we get a palindrome (50095059005).

The spelling of 50045005000 in words is "fifty billion, forty-five million, five thousand".

Divisors: 1 2 4 5 8 10 20 25 31 40 50 62 100 124 125 155 200 248 250 310 500 620 625 775 1000 1240 1250 1550 2500 3100 3875 5000 6200 7750 15500 19375 31000 38750 77500 155000 322871 645742 1291484 1614355 2582968 3228710 6457420 8071775 10009001 12914840 16143550 20018002 32287100 40036004 40358875 50045005 64574200 80072008 80717750 100090010 161435500 200180020 201794375 250225025 322871000 400360040 403588750 500450050 807177500 1000900100 1251125125 1614355000 2001800200 2502250250 5004500500 6255625625 10009001000 12511251250 25022502500 50045005000