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69084067 = 135314159
BaseRepresentation
bin1000001111000…
…10001110100011
311210222211112011
410013202032203
5120141142232
610504413351
71466130163
oct407421643
9153884464
1069084067
1135aa5978
121b177257
131140a960
1492645a3
1560e9547
hex41e23a3

69084067 has 4 divisors (see below), whose sum is σ = 74398240. Its totient is φ = 63769896.

The previous prime is 69084023. The next prime is 69084083. The reversal of 69084067 is 76048096.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 69084067 - 211 = 69082019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69084017) 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, 2657067 + ... + 2657092.

It is an arithmetic number, because the mean of its divisors is an integer number (18599560).

Almost surely, 269084067 is an apocalyptic number.

69084067 is a deficient number, since it is larger than the sum of its proper divisors (5314173).

69084067 is a wasteful number, since it uses less digits than its factorization.

69084067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5314172.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 69084067 is about 8311.6825613109. The cubic root of 69084067 is about 410.3230984798.

The spelling of 69084067 in words is "sixty-nine million, eighty-four thousand, sixty-seven".

Divisors: 1 13 5314159 69084067