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80898796028 = 2248767414721
BaseRepresentation
bin100101101010111110…
…0011010100111111100
321201210222100122100202
41023111330122213330
52311140042433103
6101055301543032
75562514264121
oct1132574324774
9251728318322
1080898796028
1131344296916
1213818a14a78
1378233c949b
143cb62a0748
15218735d988
hex12d5f1a9fc

80898796028 has 12 divisors (see below), whose sum is σ = 141576137472. Its totient is φ = 40448471040.

The previous prime is 80898796003. The next prime is 80898796051. The reversal of 80898796028 is 82069789808.

It is a congruent number.

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, 12293 + ... + 402428.

It is an arithmetic number, because the mean of its divisors is an integer number (11798011456).

Almost surely, 280898796028 is an apocalyptic number.

It is an amenable number.

80898796028 is a deficient number, since it is larger than the sum of its proper divisors (60677341444).

80898796028 is a wasteful number, since it uses less digits than its factorization.

80898796028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463492 (or 463490 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 65.

The spelling of 80898796028 in words is "eighty billion, eight hundred ninety-eight million, seven hundred ninety-six thousand, twenty-eight".

Divisors: 1 2 4 48767 97534 195068 414721 829442 1658884 20224699007 40449398014 80898796028