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69390214 = 2293138593
BaseRepresentation
bin1000010001011…
…00111110000110
311211120101110221
410020230332012
5120230441324
610515134554
71501543555
oct410547606
9154511427
1069390214
1136194993
121b2a445a
13114b70ca
149303d9c
15615a0e4
hex422cf86

69390214 has 16 divisors (see below), whose sum is σ = 111150720. Its totient is φ = 32417280.

The previous prime is 69390199. The next prime is 69390221. The reversal of 69390214 is 41209396.

It is a self number, because there is not a number n which added to its sum of digits gives 69390214.

It is a congruent number.

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, 17499 + ... + 21094.

It is an arithmetic number, because the mean of its divisors is an integer number (6946920).

Almost surely, 269390214 is an apocalyptic number.

69390214 is a deficient number, since it is larger than the sum of its proper divisors (41760506).

69390214 is a wasteful number, since it uses less digits than its factorization.

69390214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38655.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 69390214 is about 8330.0788711752. The cubic root of 69390214 is about 410.9283228367.

The spelling of 69390214 in words is "sixty-nine million, three hundred ninety thousand, two hundred fourteen".

Divisors: 1 2 29 31 58 62 899 1798 38593 77186 1119197 1196383 2238394 2392766 34695107 69390214