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69230671 = 471472993
BaseRepresentation
bin1000010000001…
…10000001001111
311211021021121221
410020012001033
5120210340141
610511504211
71500310456
oct410060117
9154237557
1069230671
1136096034
121b228067
131145c5c3
1492a1b9d
156127bd1
hex420604f

69230671 has 4 divisors (see below), whose sum is σ = 70703712. Its totient is φ = 67757632.

The previous prime is 69230641. The next prime is 69230677. The reversal of 69230671 is 17603296.

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 69230671 - 25 = 69230639 is a prime.

It is a super-2 number, since 2×692306712 = 9585771614220482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69230677) 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, 736450 + ... + 736543.

It is an arithmetic number, because the mean of its divisors is an integer number (17675928).

Almost surely, 269230671 is an apocalyptic number.

69230671 is a deficient number, since it is larger than the sum of its proper divisors (1473041).

69230671 is a wasteful number, since it uses less digits than its factorization.

69230671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473040.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 69230671 is about 8320.4970404418. The cubic root of 69230671 is about 410.6131436782.

The spelling of 69230671 in words is "sixty-nine million, two hundred thirty thousand, six hundred seventy-one".

Divisors: 1 47 1472993 69230671