Search a number
-
+
67925345 = 571191339
BaseRepresentation
bin1000000110001…
…11010101100001
311201210222001112
410003013111201
5114342102340
610423513105
71453233035
oct403072541
9151728045
1067925345
1135384354
121a8b8795
13110c3417
1490421c5
155e6b065
hex40c7561

67925345 has 8 divisors (see below), whose sum is σ = 82658880. Its totient is φ = 53574640.

The previous prime is 67925321. The next prime is 67925411. The reversal of 67925345 is 54352976.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 67925345 - 214 = 67908961 is a prime.

It is a super-2 number, since 2×679253452 = 9227704986738050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95315 + ... + 96024.

It is an arithmetic number, because the mean of its divisors is an integer number (10332360).

Almost surely, 267925345 is an apocalyptic number.

It is an amenable number.

67925345 is a deficient number, since it is larger than the sum of its proper divisors (14733535).

67925345 is a wasteful number, since it uses less digits than its factorization.

67925345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191415.

The product of its digits is 226800, while the sum is 41.

The square root of 67925345 is about 8241.6833838725. The cubic root of 67925345 is about 408.0160849259.

The spelling of 67925345 in words is "sixty-seven million, nine hundred twenty-five thousand, three hundred forty-five".

Divisors: 1 5 71 355 191339 956695 13585069 67925345