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76069345 = 5114313209
BaseRepresentation
bin1001000100010…
…11100111100001
312022010201112011
410202023213201
5123433204340
611314232521
71612402342
oct442134741
9168121464
1076069345
1139a37030
1221585741
13129b5261
14a1620c9
156a290ea
hex488b9e1

76069345 has 16 divisors (see below), whose sum is σ = 99843840. Its totient is φ = 55177600.

The previous prime is 76069333. The next prime is 76069351. The reversal of 76069345 is 54396067.

It is not a de Polignac number, because 76069345 - 211 = 76067297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76069298 and 76069307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22101 + ... + 25309.

It is an arithmetic number, because the mean of its divisors is an integer number (6240240).

Almost surely, 276069345 is an apocalyptic number.

It is an amenable number.

76069345 is a deficient number, since it is larger than the sum of its proper divisors (23774495).

76069345 is a wasteful number, since it uses less digits than its factorization.

76069345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3656.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 76069345 is about 8721.7741887760. The cubic root of 76069345 is about 423.7111496072.

The spelling of 76069345 in words is "seventy-six million, sixty-nine thousand, three hundred forty-five".

Divisors: 1 5 11 55 431 2155 3209 4741 16045 23705 35299 176495 1383079 6915395 15213869 76069345