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80048115 = 3357212101
BaseRepresentation
bin1001100010101…
…10111111110011
312120121212101000
410301112333303
5130443014430
611535413043
71661253300
oct461267763
9176555330
1080048115
1141204374
1222984183
1313779264
14a8ba0a7
157062e60
hex4c56ff3

80048115 has 48 divisors (see below), whose sum is σ = 165555360. Its totient is φ = 36590400.

The previous prime is 80048081. The next prime is 80048117. The reversal of 80048115 is 51184008.

It is not a de Polignac number, because 80048115 - 27 = 80047987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (80048117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 565 + ... + 12665.

It is an arithmetic number, because the mean of its divisors is an integer number (3449070).

Almost surely, 280048115 is an apocalyptic number.

80048115 is an abundant number, since it is smaller than the sum of its proper divisors (85507245).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80048115 is a wasteful number, since it uses less digits than its factorization.

80048115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12129 (or 12116 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The square root of 80048115 is about 8946.9612159660. The cubic root of 80048115 is about 430.9733045483.

The spelling of 80048115 in words is "eighty million, forty-eight thousand, one hundred fifteen".

Divisors: 1 3 5 7 9 15 21 27 35 45 49 63 105 135 147 189 245 315 441 735 945 1323 2205 6615 12101 36303 60505 84707 108909 181515 254121 326727 423535 544545 592949 762363 1270605 1633635 1778847 2287089 2964745 3811815 5336541 8894235 11435445 16009623 26682705 80048115