Search a number
-
+
69087341 = 617111973
BaseRepresentation
bin1000001111000…
…11000001101101
311211000000000102
410013203001231
5120141243331
610504440445
71466142551
oct407430155
9154000012
1069087341
1135aa8384
121b179125
131140c2ab
149265861
1560ea4cb
hex41e306d

69087341 has 4 divisors (see below), whose sum is σ = 69199932. Its totient is φ = 68974752.

The previous prime is 69087329. The next prime is 69087391. The reversal of 69087341 is 14378096.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12145225 + 56942116 = 3485^2 + 7546^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-69087341 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 69087295 and 69087304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69087311) 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, 55370 + ... + 56603.

It is an arithmetic number, because the mean of its divisors is an integer number (17299983).

Almost surely, 269087341 is an apocalyptic number.

It is an amenable number.

69087341 is a deficient number, since it is larger than the sum of its proper divisors (112591).

69087341 is a wasteful number, since it uses less digits than its factorization.

69087341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112590.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 69087341 is about 8311.8795106763. The cubic root of 69087341 is about 410.3295803246.

The spelling of 69087341 in words is "sixty-nine million, eighty-seven thousand, three hundred forty-one".

Divisors: 1 617 111973 69087341