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80264941 = 100979549
BaseRepresentation
bin1001100100010…
…11111011101101
312121000212210121
410302023323231
5131021434231
611544204541
71663145401
oct462137355
9177025717
1080264941
1141342269
1222a69751
1313823b63
14a935101
1570a7311
hex4c8beed

80264941 has 4 divisors (see below), whose sum is σ = 80345500. Its totient is φ = 80184384.

The previous prime is 80264923. The next prime is 80264969. The reversal of 80264941 is 14946208.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 61168041 + 19096900 = 7821^2 + 4370^2 .

It is a cyclic number.

It is not a de Polignac number, because 80264941 - 25 = 80264909 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80264897 and 80264906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83264941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38766 + ... + 40783.

It is an arithmetic number, because the mean of its divisors is an integer number (20086375).

Almost surely, 280264941 is an apocalyptic number.

It is an amenable number.

80264941 is a deficient number, since it is larger than the sum of its proper divisors (80559).

80264941 is a wasteful number, since it uses less digits than its factorization.

80264941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80558.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 80264941 is about 8959.0703200723. The cubic root of 80264941 is about 431.3620789415.

The spelling of 80264941 in words is "eighty million, two hundred sixty-four thousand, nine hundred forty-one".

Divisors: 1 1009 79549 80264941