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78010601 = 319725943
BaseRepresentation
bin1001010011001…
…01100011101001
312102210100102112
410221211203221
5124432314401
611424012105
71635036104
oct451454351
9172710375
1078010601
1140042579
1222161035
1313214a26
14a50973b
156cae3bb
hex4a658e9

78010601 has 8 divisors (see below), whose sum is σ = 81360384. Its totient is φ = 74712960.

The previous prime is 78010573. The next prime is 78010613. The reversal of 78010601 is 10601087.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 78010601 - 218 = 77748457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78010661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9965 + ... + 15978.

It is an arithmetic number, because the mean of its divisors is an integer number (10170048).

Almost surely, 278010601 is an apocalyptic number.

It is an amenable number.

78010601 is a deficient number, since it is larger than the sum of its proper divisors (3349783).

78010601 is a wasteful number, since it uses less digits than its factorization.

78010601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26071.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 78010601 is about 8832.3610093791. The cubic root of 78010601 is about 427.2852238975.

Adding to 78010601 its reverse (10601087), we get a palindrome (88611688).

The spelling of 78010601 in words is "seventy-eight million, ten thousand, six hundred one".

Divisors: 1 31 97 3007 25943 804233 2516471 78010601