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80485262160 = 24351657202387
BaseRepresentation
bin100101011110101001…
…0111010001101010000
321200202011012221112120
41022331102322031100
52304313211342120
6100550250254240
75546333304042
oct1127522721520
9250664187476
1080485262160
1131151917796
1213722427380
1377888299a4
143c773b5a92
152160dc5140
hex12bd4ba350

80485262160 has 80 divisors (see below), whose sum is σ = 249656122176. Its totient is φ = 21449677824.

The previous prime is 80485262159. The next prime is 80485262161. The reversal of 80485262160 is 6126258408.

It is an interprime number because it is at equal distance from previous prime (80485262159) and next prime (80485262161).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80485262161) 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, 296487 + ... + 498873.

Almost surely, 280485262160 is an apocalyptic number.

80485262160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

80485262160 is an abundant number, since it is smaller than the sum of its proper divisors (169170860016).

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

80485262160 is a wasteful number, since it uses less digits than its factorization.

80485262160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204060 (or 204054 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 80485262160 in words is "eighty billion, four hundred eighty-five million, two hundred sixty-two thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 1657 3314 4971 6628 8285 9942 13256 16570 19884 24855 26512 33140 39768 49710 66280 79536 99420 132560 198840 202387 397680 404774 607161 809548 1011935 1214322 1619096 2023870 2428644 3035805 3238192 4047740 4857288 6071610 8095480 9714576 12143220 16190960 24286440 48572880 335355259 670710518 1006065777 1341421036 1676776295 2012131554 2682842072 3353552590 4024263108 5030328885 5365684144 6707105180 8048526216 10060657770 13414210360 16097052432 20121315540 26828420720 40242631080 80485262160