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80299081575 = 3252356884807
BaseRepresentation
bin100101011001000110…
…0101011111101100111
321200021011212222210100
41022302030223331213
52303423031102300
6100515555555143
75541612634356
oct1126214537547
9250234788710
1080299081575
1131066813539
121368bbbbab3
1377590a086b
143c5a78d99d
15214e89a700
hex12b232bf67

80299081575 has 18 divisors (see below), whose sum is σ = 143824577624. Its totient is φ = 42826176720.

The previous prime is 80299081573. The next prime is 80299081589. The reversal of 80299081575 is 57518099208.

It is not a de Polignac number, because 80299081575 - 21 = 80299081573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80299081573) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 178442179 + ... + 178442628.

Almost surely, 280299081575 is an apocalyptic number.

80299081575 is a deficient number, since it is larger than the sum of its proper divisors (63525496049).

80299081575 is a wasteful number, since it uses less digits than its factorization.

80299081575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356884823 (or 356884815 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 54.

The spelling of 80299081575 in words is "eighty billion, two hundred ninety-nine million, eighty-one thousand, five hundred seventy-five".

Divisors: 1 3 5 9 15 25 45 75 225 356884807 1070654421 1784424035 3211963263 5353272105 8922120175 16059816315 26766360525 80299081575