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78048104 = 2312776819
BaseRepresentation
bin1001010011011…
…10101101101000
312102212020212112
410221232231220
5124440014404
611424501452
71635253331
oct451565550
9172766775
1078048104
1140068772
122217a888
1313228b14
14a519288
156cba56e
hex4a6eb68

78048104 has 16 divisors (see below), whose sum is σ = 147494400. Its totient is φ = 38716272.

The previous prime is 78048101. The next prime is 78048109. The reversal of 78048104 is 40184087.

It is not an unprimeable number, because it can be changed into a prime (78048101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37394 + ... + 39425.

It is an arithmetic number, because the mean of its divisors is an integer number (9218400).

Almost surely, 278048104 is an apocalyptic number.

It is an amenable number.

78048104 is a deficient number, since it is larger than the sum of its proper divisors (69446296).

78048104 is a wasteful number, since it uses less digits than its factorization.

78048104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76952 (or 76948 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 78048104 is about 8834.4837992947. The cubic root of 78048104 is about 427.3536842963.

It can be divided in two parts, 780 and 48104, that added together give a palindrome (48884).

The spelling of 78048104 in words is "seventy-eight million, forty-eight thousand, one hundred four".

Divisors: 1 2 4 8 127 254 508 1016 76819 153638 307276 614552 9756013 19512026 39024052 78048104