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87107414 = 243553707
BaseRepresentation
bin1010011000100…
…10011101010110
320001220111220112
411030102131112
5134244414124
612351003022
72105254322
oct514223526
9201814815
1087107414
11451960a9
1225209472
131507b464
14b7d6982
1579a990e
hex5312756

87107414 has 4 divisors (see below), whose sum is σ = 130661124. Its totient is φ = 43553706.

The previous prime is 87107407. The next prime is 87107513. The reversal of 87107414 is 41470178.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21776852 + ... + 21776855.

It is an arithmetic number, because the mean of its divisors is an integer number (32665281).

Almost surely, 287107414 is an apocalyptic number.

87107414 is a deficient number, since it is larger than the sum of its proper divisors (43553710).

87107414 is a wasteful number, since it uses less digits than its factorization.

87107414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43553709.

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 87107414 is about 9333.1352717080. The cubic root of 87107414 is about 443.2870460025.

The spelling of 87107414 in words is "eighty-seven million, one hundred seven thousand, four hundred fourteen".

Divisors: 1 2 43553707 87107414