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68027184 = 2432472411
BaseRepresentation
bin1000000111000…
…00001100110000
311202000010202100
410003200030300
5114403332214
610430020400
71454135661
oct403401460
9152003670
1068027184
1135443915
121a947700
131112a894
14906b368
155e8b309
hex40e0330

68027184 has 30 divisors (see below), whose sum is σ = 190382036. Its totient is φ = 22675680.

The previous prime is 68027147. The next prime is 68027231. The reversal of 68027184 is 48172086.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 236062 + ... + 236349.

Almost surely, 268027184 is an apocalyptic number.

It is an amenable number.

68027184 is an abundant number, since it is smaller than the sum of its proper divisors (122354852).

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

68027184 is a wasteful number, since it uses less digits than its factorization.

68027184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472425 (or 472416 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 68027184 is about 8247.8593586457. The cubic root of 68027184 is about 408.2198930006.

The spelling of 68027184 in words is "sixty-eight million, twenty-seven thousand, one hundred eighty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 472411 944822 1417233 1889644 2834466 3779288 4251699 5668932 7558576 8503398 11337864 17006796 22675728 34013592 68027184