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80051184748 = 2220771963497
BaseRepresentation
bin100101010001101101…
…1000010010001101100
321122121220102112021101
41022203123002101230
52302421100402443
6100435222412444
75532512562163
oct1124333022154
9248556375241
1080051184748
1130a49896a27
1213620b91124
137719916552
143c358a03da
152137c2e84d
hex12a36c246c

80051184748 has 12 divisors (see below), whose sum is σ = 140096463192. Its totient is φ = 40023623840.

The previous prime is 80051184709. The next prime is 80051184767. The reversal of 80051184748 is 84748115008.

It is a junction number, because it is equal to n+sod(n) for n = 80051184698 and 80051184707.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398665 + ... + 564832.

It is an arithmetic number, because the mean of its divisors is an integer number (11674705266).

Almost surely, 280051184748 is an apocalyptic number.

It is an amenable number.

80051184748 is a deficient number, since it is larger than the sum of its proper divisors (60045278444).

80051184748 is a wasteful number, since it uses less digits than its factorization.

80051184748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984272 (or 984270 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 46.

The spelling of 80051184748 in words is "eighty billion, fifty-one million, one hundred eighty-four thousand, seven hundred forty-eight".

Divisors: 1 2 4 20771 41542 83084 963497 1926994 3853988 20012796187 40025592374 80051184748