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67080480 = 2535296179
BaseRepresentation
bin1111111111100…
…1000100100000
311200020001010020
43333321010200
5114133033410
610353433440
71443113625
oct377710440
9150201106
1067080480
1134957615
121a56b880
1310b889bc
148ca234c
155d50a70
hex3ff9120

67080480 has 192 divisors, whose sum is σ = 224985600. Its totient is φ = 16773120.

The previous prime is 67080479. The next prime is 67080491. The reversal of 67080480 is 8408076.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 849081 + ... + 849159.

It is an arithmetic number, because the mean of its divisors is an integer number (1171800).

Almost surely, 267080480 is an apocalyptic number.

67080480 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67080480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112492800).

67080480 is an abundant number, since it is smaller than the sum of its proper divisors (157905120).

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

67080480 is a wasteful number, since it uses less digits than its factorization.

67080480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 67080480 is about 8190.2673949023. The cubic root of 67080480 is about 406.3173685515.

The spelling of 67080480 in words is "sixty-seven million, eighty thousand, four hundred eighty".