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87107074 = 247926671
BaseRepresentation
bin1010011000100…
…10011000000010
320001220111102221
411030102120002
5134244411244
612351001254
72105253325
oct514223002
9201814387
1087107074
114519591a
122520922a
131507b262
14b7d67bc
1579a9784
hex5312602

87107074 has 8 divisors (see below), whose sum is σ = 133440768. Its totient is φ = 42626820.

The previous prime is 87107071. The next prime is 87107081. The reversal of 87107074 is 47070178.

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

It is not an unprimeable number, because it can be changed into a prime (87107071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463242 + ... + 463429.

It is an arithmetic number, because the mean of its divisors is an integer number (16680096).

Almost surely, 287107074 is an apocalyptic number.

87107074 is a deficient number, since it is larger than the sum of its proper divisors (46333694).

87107074 is a wasteful number, since it uses less digits than its factorization.

87107074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926720.

The product of its (nonzero) digits is 10976, while the sum is 34.

The square root of 87107074 is about 9333.1170570180. The cubic root of 87107074 is about 443.2864692518.

The spelling of 87107074 in words is "eighty-seven million, one hundred seven thousand, seventy-four".

Divisors: 1 2 47 94 926671 1853342 43553537 87107074