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80898842283 = 3714532651291
BaseRepresentation
bin100101101010111110…
…0100101111010101011
321201210222102222210220
41023111330211322223
52311140100423113
6101055302541123
75562514546020
oct1132574457253
9251728388726
1080898842283
1131344318646
1213818a377a3
13782341455c
143cb62b3547
15218736c523
hex12d5f25eab

80898842283 has 16 divisors (see below), whose sum is σ = 123359314176. Its totient is φ = 46196076960.

The previous prime is 80898842281. The next prime is 80898842309. The reversal of 80898842283 is 38224889808.

It is not a de Polignac number, because 80898842283 - 21 = 80898842281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80898842281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1295133 + ... + 1356158.

It is an arithmetic number, because the mean of its divisors is an integer number (7709957136).

Almost surely, 280898842283 is an apocalyptic number.

80898842283 is a deficient number, since it is larger than the sum of its proper divisors (42460471893).

80898842283 is a wasteful number, since it uses less digits than its factorization.

80898842283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2652754.

The product of its (nonzero) digits is 14155776, while the sum is 60.

The spelling of 80898842283 in words is "eighty billion, eight hundred ninety-eight million, eight hundred forty-two thousand, two hundred eighty-three".

Divisors: 1 3 7 21 1453 4359 10171 30513 2651291 7953873 18559037 55677111 3852325823 11556977469 26966280761 80898842283