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427011655 = 5712200333
BaseRepresentation
bin11001011100111…
…010111001000111
31002202111102212111
4121130322321013
51333303333110
6110212201451
713403352640
oct3134727107
91082442774
10427011655
111aa0451a4
12bb009287
136a60b325
14409d66c7
152774be8a
hex1973ae47

427011655 has 8 divisors (see below), whose sum is σ = 585616032. Its totient is φ = 292807968.

The previous prime is 427011653. The next prime is 427011671. The reversal of 427011655 is 556110724.

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

It is a cyclic number.

It is not a de Polignac number, because 427011655 - 21 = 427011653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427011653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6100132 + ... + 6100201.

It is an arithmetic number, because the mean of its divisors is an integer number (73202004).

Almost surely, 2427011655 is an apocalyptic number.

427011655 is a deficient number, since it is larger than the sum of its proper divisors (158604377).

427011655 is a wasteful number, since it uses less digits than its factorization.

427011655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12200345.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 427011655 is about 20664.2603303385. The cubic root of 427011655 is about 753.0316724743.

The spelling of 427011655 in words is "four hundred twenty-seven million, eleven thousand, six hundred fifty-five".

Divisors: 1 5 7 35 12200333 61001665 85402331 427011655