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240606427 = 2389117541
BaseRepresentation
bin11100101011101…
…01110011011011
3121202202001222011
432111311303123
5443043401202
635513010351
75651056315
oct1625656333
9552661864
10240606427
111138a8196
12686b39b7
133ab03b89
1423d527b5
15161cabd7
hexe575cdb

240606427 has 8 divisors (see below), whose sum is σ = 253890720. Its totient is φ = 227557440.

The previous prime is 240606413. The next prime is 240606437. The reversal of 240606427 is 724606042.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-240606427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240606437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56724 + ... + 60817.

It is an arithmetic number, because the mean of its divisors is an integer number (31736340).

Almost surely, 2240606427 is an apocalyptic number.

240606427 is a deficient number, since it is larger than the sum of its proper divisors (13284293).

240606427 is a wasteful number, since it uses less digits than its factorization.

240606427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117653.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 240606427 is about 15511.4933839395. The cubic root of 240606427 is about 621.9694803110.

The spelling of 240606427 in words is "two hundred forty million, six hundred six thousand, four hundred twenty-seven".

Divisors: 1 23 89 2047 117541 2703443 10461149 240606427