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78060034 = 21326911161
BaseRepresentation
bin1001010011100…
…01101000000010
312102212212020101
410221301220002
5124440410114
611425033014
71635333163
oct451615002
9172785211
1078060034
1140076728
122218576a
1313231390
14a51d76a
156cbdd74
hex4a71a02

78060034 has 16 divisors (see below), whose sum is σ = 126577080. Its totient is φ = 35890560.

The previous prime is 78060019. The next prime is 78060041. The reversal of 78060034 is 43006087.

It can be written as a sum of positive squares in 4 ways, for example, as 11881809 + 66178225 = 3447^2 + 8135^2 .

It is a junction number, because it is equal to n+sod(n) for n = 78059984 and 78060011.

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, 1414 + ... + 12574.

Almost surely, 278060034 is an apocalyptic number.

78060034 is a deficient number, since it is larger than the sum of its proper divisors (48517046).

78060034 is a wasteful number, since it uses less digits than its factorization.

78060034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11445.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 78060034 is about 8835.1589685755. The cubic root of 78060034 is about 427.3754574910.

The spelling of 78060034 in words is "seventy-eight million, sixty thousand, thirty-four".

Divisors: 1 2 13 26 269 538 3497 6994 11161 22322 145093 290186 3002309 6004618 39030017 78060034