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120480270 = 2354785447
BaseRepresentation
bin1110010111001…
…10001000001110
322101201000212020
413023212020032
5221320332040
615542151010
72662031301
oct713461016
9271630766
10120480270
116200a679
1234422466
131bc64701
1412002b38
15a89ccd0
hex72e620e

120480270 has 32 divisors (see below), whose sum is σ = 295308288. Its totient is φ = 31444128.

The previous prime is 120480259. The next prime is 120480277. The reversal of 120480270 is 72084021.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 120480270.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120480277) 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 15 ways as a sum of consecutive naturals, for example, 41314 + ... + 44133.

It is an arithmetic number, because the mean of its divisors is an integer number (9228384).

Almost surely, 2120480270 is an apocalyptic number.

120480270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120480270 is an abundant number, since it is smaller than the sum of its proper divisors (174828018).

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

120480270 is a wasteful number, since it uses less digits than its factorization.

120480270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85504.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 120480270 is about 10976.3504863866. The cubic root of 120480270 is about 493.8995654356.

The spelling of 120480270 in words is "one hundred twenty million, four hundred eighty thousand, two hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 47 94 141 235 282 470 705 1410 85447 170894 256341 427235 512682 854470 1281705 2563410 4016009 8032018 12048027 20080045 24096054 40160090 60240135 120480270