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80275153 = 711467879
BaseRepresentation
bin1001100100011…
…10011011010001
312121001101210211
410302032123101
5131022301103
611544324121
71663220230
oct462163321
9177041724
1080275153
1141349a02
1222a73641
13138286ba
14a938b17
1570aa36d
hex4c8e6d1

80275153 has 4 divisors (see below), whose sum is σ = 91743040. Its totient is φ = 68807268.

The previous prime is 80275147. The next prime is 80275183. The reversal of 80275153 is 35157208.

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 80275153 - 29 = 80274641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80275123) 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 3 ways as a sum of consecutive naturals, for example, 5733933 + ... + 5733946.

It is an arithmetic number, because the mean of its divisors is an integer number (22935760).

Almost surely, 280275153 is an apocalyptic number.

It is an amenable number.

80275153 is a deficient number, since it is larger than the sum of its proper divisors (11467887).

80275153 is a wasteful number, since it uses less digits than its factorization.

80275153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11467886.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 80275153 is about 8959.6402271520. The cubic root of 80275153 is about 431.3803720372.

The spelling of 80275153 in words is "eighty million, two hundred seventy-five thousand, one hundred fifty-three".

Divisors: 1 7 11467879 80275153