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87414142 = 273598727
BaseRepresentation
bin1010011010111…
…01010101111110
320002111002122211
411031131111332
5134334223032
612401331034
72111002504
oct515352576
9202432584
1087414142
11453855a2
1225336a7a
1315157c5a
14b876674
157a1a747
hex535d57e

87414142 has 8 divisors (see below), whose sum is σ = 132917616. Its totient is φ = 43108272.

The previous prime is 87414137. The next prime is 87414157. The reversal of 87414142 is 24141478.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 299218 + ... + 299509.

It is an arithmetic number, because the mean of its divisors is an integer number (16614702).

Almost surely, 287414142 is an apocalyptic number.

87414142 is a deficient number, since it is larger than the sum of its proper divisors (45503474).

87414142 is a wasteful number, since it uses less digits than its factorization.

87414142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598802.

The product of its digits is 7168, while the sum is 31.

The square root of 87414142 is about 9349.5530374452. The cubic root of 87414142 is about 443.8067463766.

The spelling of 87414142 in words is "eighty-seven million, four hundred fourteen thousand, one hundred forty-two".

Divisors: 1 2 73 146 598727 1197454 43707071 87414142