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120623060 = 2256031153
BaseRepresentation
bin1110011000010…
…00111111010100
322101222021201202
413030020333110
5221334414220
615545212032
72663164505
oct714107724
9271867652
10120623060
11620a7988
1234491018
131bcb46bc
141203cbac
15a8ca275
hex7308fd4

120623060 has 12 divisors (see below), whose sum is σ = 253308468. Its totient is φ = 48249216.

The previous prime is 120623059. The next prime is 120623131. The reversal of 120623060 is 60326021.

It can be written as a sum of positive squares in 2 ways, for example, as 71707024 + 48916036 = 8468^2 + 6994^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 6031153 = 120623060 / (1 + 2 + 0 + 6 + 2 + 3 + 0 + 6 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3015557 + ... + 3015596.

It is an arithmetic number, because the mean of its divisors is an integer number (21109039).

Almost surely, 2120623060 is an apocalyptic number.

120623060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120623060 is an abundant number, since it is smaller than the sum of its proper divisors (132685408).

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

120623060 is a wasteful number, since it uses less digits than its factorization.

120623060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6031162 (or 6031160 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 120623060 is about 10982.8529991073. The cubic root of 120623060 is about 494.0946072635.

Adding to 120623060 its reverse (60326021), we get a palindrome (180949081).

The spelling of 120623060 in words is "one hundred twenty million, six hundred twenty-three thousand, sixty".

Divisors: 1 2 4 5 10 20 6031153 12062306 24124612 30155765 60311530 120623060