Search a number
-
+
87353801 is a prime number
BaseRepresentation
bin1010011010011…
…10100111001001
320002101000212222
411031032213021
5134330310201
612400143425
72110331543
oct515164711
9202330788
1087353801
1145344227
1225307b75
1315136652
14b85c693
157a0791b
hex534e9c9

87353801 has 2 divisors, whose sum is σ = 87353802. Its totient is φ = 87353800.

The previous prime is 87353759. The next prime is 87353843. The reversal of 87353801 is 10835378.

It is a balanced prime because it is at equal distance from previous prime (87353759) and next prime (87353843).

It can be written as a sum of positive squares in only one way, i.e., 86862400 + 491401 = 9320^2 + 701^2 .

It is a cyclic number.

It is not a de Polignac number, because 87353801 - 26 = 87353737 is a prime.

It is not a weakly prime, because it can be changed into another prime (87353881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43676900 + 43676901.

It is an arithmetic number, because the mean of its divisors is an integer number (43676901).

Almost surely, 287353801 is an apocalyptic number.

It is an amenable number.

87353801 is a deficient number, since it is larger than the sum of its proper divisors (1).

87353801 is an equidigital number, since it uses as much as digits as its factorization.

87353801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 87353801 is about 9346.3255346687. The cubic root of 87353801 is about 443.7046046004.

The spelling of 87353801 in words is "eighty-seven million, three hundred fifty-three thousand, eight hundred one".