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80248097760 = 2535167183537
BaseRepresentation
bin100101010111100101…
…0001100101111100000
321200010121221202010220
41022233022030233200
52303322003112020
6100510535123040
75540423401455
oct1125712145740
9250117852126
1080248097760
113103aa60656
1213676b13480
13774b65c71c
143c53abb82c
15214a179240
hex12af28cbe0

80248097760 has 48 divisors (see below), whose sum is σ = 252781509456. Its totient is φ = 21399492608.

The previous prime is 80248097747. The next prime is 80248097777. The reversal of 80248097760 is 6779084208.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83591289 + ... + 83592248.

It is an arithmetic number, because the mean of its divisors is an integer number (5266281447).

Almost surely, 280248097760 is an apocalyptic number.

80248097760 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

80248097760 is an abundant number, since it is smaller than the sum of its proper divisors (172533411696).

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

80248097760 is a wasteful number, since it uses less digits than its factorization.

80248097760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167183555 (or 167183547 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 51.

The spelling of 80248097760 in words is "eighty billion, two hundred forty-eight million, ninety-seven thousand, seven hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 167183537 334367074 501550611 668734148 835917685 1003101222 1337468296 1671835370 2006202444 2507753055 2674936592 3343670740 4012404888 5015506110 5349873184 6687341480 8024809776 10031012220 13374682960 16049619552 20062024440 26749365920 40124048880 80248097760