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88874213 = 972294001
BaseRepresentation
bin1010100110000…
…01110011100101
320012020021111112
411103001303211
5140222433323
612452514405
72126263331
oct523016345
9205207445
1088874213
114619256a
122591ba05
13155496bc
14bb367c1
157c08178
hex54c1ce5

88874213 has 8 divisors (see below), whose sum is σ = 90205080. Its totient is φ = 87552000.

The previous prime is 88874189. The next prime is 88874257. The reversal of 88874213 is 31247888.

It can be written as a sum of positive squares in 4 ways, for example, as 9628609 + 79245604 = 3103^2 + 8902^2 .

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 88874213 - 216 = 88808677 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 (88874263) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 20213 + ... + 24213.

It is an arithmetic number, because the mean of its divisors is an integer number (11275635).

Almost surely, 288874213 is an apocalyptic number.

It is an amenable number.

88874213 is a deficient number, since it is larger than the sum of its proper divisors (1330867).

88874213 is a wasteful number, since it uses less digits than its factorization.

88874213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4327.

The product of its digits is 86016, while the sum is 41.

The square root of 88874213 is about 9427.3120771512. The cubic root of 88874213 is about 446.2640707273.

The spelling of 88874213 in words is "eighty-eight million, eight hundred seventy-four thousand, two hundred thirteen".

Divisors: 1 97 229 4001 22213 388097 916229 88874213