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120488471 = 733894243
BaseRepresentation
bin1110010111010…
…00001000010111
322101201110002222
413023220020113
5221321112341
615542252555
72662064225
oct713501027
9271643088
10120488471
1162015854
123442715b
131bc6836c
1412005b15
15a8a044b
hex72e8217

120488471 has 8 divisors (see below), whose sum is σ = 122481840. Its totient is φ = 118504512.

The previous prime is 120488449. The next prime is 120488479. The reversal of 120488471 is 174884021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120488471 - 210 = 120487447 is a prime.

It is a super-3 number, since 3×1204884713 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120488479) 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 7 ways as a sum of consecutive naturals, for example, 26276 + ... + 30518.

It is an arithmetic number, because the mean of its divisors is an integer number (15310230).

Almost surely, 2120488471 is an apocalyptic number.

120488471 is a deficient number, since it is larger than the sum of its proper divisors (1993369).

120488471 is an equidigital number, since it uses as much as digits as its factorization.

120488471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705.

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 120488471 is about 10976.7240559285. The cubic root of 120488471 is about 493.9107716368.

The spelling of 120488471 in words is "one hundred twenty million, four hundred eighty-eight thousand, four hundred seventy-one".

Divisors: 1 73 389 4243 28397 309739 1650527 120488471