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87306482 = 21923191523
BaseRepresentation
bin1010011010000…
…11000011110010
320002021121222102
411031003003302
5134322301412
612355140402
72110043564
oct515030362
9202247872
1087306482
114531171a
12252a4702
131511ac53
14b849334
1579e88c2
hex53430f2

87306482 has 32 divisors (see below), whose sum is σ = 144875520. Its totient is φ = 39275280.

The previous prime is 87306481. The next prime is 87306487. The reversal of 87306482 is 28460378.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (87306481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166673 + ... + 167195.

It is an arithmetic number, because the mean of its divisors is an integer number (4527360).

Almost surely, 287306482 is an apocalyptic number.

87306482 is a deficient number, since it is larger than the sum of its proper divisors (57569038).

87306482 is a wasteful number, since it uses less digits than its factorization.

87306482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 87306482 is about 9343.7937691283. The cubic root of 87306482 is about 443.6244728063.

The spelling of 87306482 in words is "eighty-seven million, three hundred six thousand, four hundred eighty-two".

Divisors: 1 2 19 23 38 46 191 382 437 523 874 1046 3629 4393 7258 8786 9937 12029 19874 24058 83467 99893 166934 199786 228551 457102 1897967 2297539 3795934 4595078 43653241 87306482