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80264801 = 1016531217
BaseRepresentation
bin1001100100010…
…11111001100001
312121000212121102
410302023321201
5131021433201
611544204145
71663145111
oct462137141
9177025542
1080264801
1141342151
1222a69655
1313823a86
14a935041
1570a726b
hex4c8be61

80264801 has 8 divisors (see below), whose sum is σ = 81250344. Its totient is φ = 79283200.

The previous prime is 80264773. The next prime is 80264813. The reversal of 80264801 is 10846208.

It can be written as a sum of positive squares in 4 ways, for example, as 15880225 + 64384576 = 3985^2 + 8024^2 .

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 80264801 - 214 = 80248417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80264851) 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, 65345 + ... + 66561.

It is an arithmetic number, because the mean of its divisors is an integer number (10156293).

Almost surely, 280264801 is an apocalyptic number.

It is an amenable number.

80264801 is a deficient number, since it is larger than the sum of its proper divisors (985543).

80264801 is a wasteful number, since it uses less digits than its factorization.

80264801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1971.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 80264801 is about 8959.0625067582. The cubic root of 80264801 is about 431.3618281440.

The spelling of 80264801 in words is "eighty million, two hundred sixty-four thousand, eight hundred one".

Divisors: 1 101 653 1217 65953 122917 794701 80264801