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47340080 = 245591751
BaseRepresentation
bin1011010010010…
…1101000110000
310022002010101022
42310211220300
544104340310
64410355012
71113245504
oct264455060
9108063338
1047340080
11247a4337
1213a2ba68
139a667a8
146404304
154251a55
hex2d25a30

47340080 has 20 divisors (see below), whose sum is σ = 110065872. Its totient is φ = 18936000.

The previous prime is 47340071. The next prime is 47340089. The reversal of 47340080 is 8004374.

It is an interprime number because it is at equal distance from previous prime (47340071) and next prime (47340089).

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (47340089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295796 + ... + 295955.

Almost surely, 247340080 is an apocalyptic number.

47340080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47340080 is an abundant number, since it is smaller than the sum of its proper divisors (62725792).

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

47340080 is a wasteful number, since it uses less digits than its factorization.

47340080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591764 (or 591758 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 47340080 is about 6880.4127783150. The cubic root of 47340080 is about 361.7509351752.

The spelling of 47340080 in words is "forty-seven million, three hundred forty thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 591751 1183502 2367004 2958755 4734008 5917510 9468016 11835020 23670040 47340080