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87048401 = 1129272879
BaseRepresentation
bin1010011000001…
…00000011010001
320001210111221212
411030010003101
5134241022101
612345425505
72104620266
oct514040321
9201714855
1087048401
1145155830
122519b295
131505a63b
14b7bd26d
1579971bb
hex53040d1

87048401 has 8 divisors (see below), whose sum is σ = 98236800. Its totient is φ = 76405840.

The previous prime is 87048397. The next prime is 87048407. The reversal of 87048401 is 10484078.

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 87048401 - 22 = 87048397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87048407) 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, 136121 + ... + 136758.

It is an arithmetic number, because the mean of its divisors is an integer number (12279600).

Almost surely, 287048401 is an apocalyptic number.

It is an amenable number.

87048401 is a deficient number, since it is larger than the sum of its proper divisors (11188399).

87048401 is a wasteful number, since it uses less digits than its factorization.

87048401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272919.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 87048401 is about 9329.9732582682. The cubic root of 87048401 is about 443.1869182523.

The spelling of 87048401 in words is "eighty-seven million, forty-eight thousand, four hundred one".

Divisors: 1 11 29 319 272879 3001669 7913491 87048401