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80469061 = 599134339
BaseRepresentation
bin1001100101111…
…01110001000101
312121102020210121
410302331301011
5131100002221
611552421541
71664655451
oct462756105
9177366717
1080469061
1141471662
1222b478b1
1313895a3a
14a989661
1570e7a41
hex4cbdc45

80469061 has 4 divisors (see below), whose sum is σ = 80604000. Its totient is φ = 80334124.

The previous prime is 80469049. The next prime is 80469091. The reversal of 80469061 is 16096408.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 80469061 - 219 = 79944773 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 (80469031) 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, 66571 + ... + 67768.

It is an arithmetic number, because the mean of its divisors is an integer number (20151000).

Almost surely, 280469061 is an apocalyptic number.

It is an amenable number.

80469061 is a deficient number, since it is larger than the sum of its proper divisors (134939).

80469061 is a wasteful number, since it uses less digits than its factorization.

80469061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134938.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 80469061 is about 8970.4548937052. The cubic root of 80469061 is about 431.7274318702.

The spelling of 80469061 in words is "eighty million, four hundred sixty-nine thousand, sixty-one".

Divisors: 1 599 134339 80469061