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120023030 = 2547925057
BaseRepresentation
bin1110010011101…
…10011111110110
322100211210122102
413021312133312
5221211214110
615524302102
72655115241
oct711663766
9270753572
10120023030
1161828096
1234241932
131bb3455a
1411d24258
15a80c5a5
hex72767f6

120023030 has 16 divisors (see below), whose sum is σ = 216501120. Its totient is φ = 47907072.

The previous prime is 120023021. The next prime is 120023081. The reversal of 120023030 is 30320021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7739 + ... + 17318.

It is an arithmetic number, because the mean of its divisors is an integer number (13531320).

Almost surely, 2120023030 is an apocalyptic number.

120023030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120023030 is a deficient number, since it is larger than the sum of its proper divisors (96478090).

120023030 is a wasteful number, since it uses less digits than its factorization.

120023030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25543.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 120023030 is about 10955.5022705488. The cubic root of 120023030 is about 493.2739666611.

Adding to 120023030 its reverse (30320021), we get a palindrome (150343051).

The spelling of 120023030 in words is "one hundred twenty million, twenty-three thousand, thirty".

Divisors: 1 2 5 10 479 958 2395 4790 25057 50114 125285 250570 12002303 24004606 60011515 120023030