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80296315896 = 23318523180623
BaseRepresentation
bin100101011001000001…
…0001000101111111000
321200020222200110222210
41022302002020233320
52303421324102041
6100515420415120
75541550265226
oct1126202105770
9250228613883
1080296315896
11310651a4655
121368b0a74a0
137758642a74
143c5a26db16
15214e501016
hex12b2088bf8

80296315896 has 32 divisors (see below), whose sum is σ = 200752738560. Its totient is φ = 26763845472.

The previous prime is 80296315873. The next prime is 80296315927. The reversal of 80296315896 is 69851369208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354241 + ... + 534863.

It is an arithmetic number, because the mean of its divisors is an integer number (6273523080).

Almost surely, 280296315896 is an apocalyptic number.

It is an amenable number.

80296315896 is an abundant number, since it is smaller than the sum of its proper divisors (120456422664).

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

80296315896 is a wasteful number, since it uses less digits than its factorization.

80296315896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199155 (or 199151 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 80296315896 in words is "eighty billion, two hundred ninety-six million, three hundred fifteen thousand, eight hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 24 18523 37046 55569 74092 111138 148184 180623 222276 361246 444552 541869 722492 1083738 1444984 2167476 4334952 3345679829 6691359658 10037039487 13382719316 20074078974 26765438632 40148157948 80296315896