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80552941 = 711507563
BaseRepresentation
bin1001100110100…
…10001111101101
312121120111212021
410303102033231
5131110143231
611554310141
71665455140
oct463221755
9177514767
1080552941
1141519687
1222b88351
13138c4c81
14a9ac057
157112811
hex4cd23ed

80552941 has 4 divisors (see below), whose sum is σ = 92060512. Its totient is φ = 69045372.

The previous prime is 80552933. The next prime is 80552957. The reversal of 80552941 is 14925508.

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 80552941 - 23 = 80552933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80552897 and 80552906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80552041) 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, 5753775 + ... + 5753788.

It is an arithmetic number, because the mean of its divisors is an integer number (23015128).

Almost surely, 280552941 is an apocalyptic number.

It is an amenable number.

80552941 is a deficient number, since it is larger than the sum of its proper divisors (11507571).

80552941 is a wasteful number, since it uses less digits than its factorization.

80552941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11507570.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 80552941 is about 8975.1290241422. The cubic root of 80552941 is about 431.8773889719.

The spelling of 80552941 in words is "eighty million, five hundred fifty-two thousand, nine hundred forty-one".

Divisors: 1 7 11507563 80552941