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120244132 = 22257116969
BaseRepresentation
bin1110010101011…
…00011110100100
322101021000221101
413022230132210
5221240303012
615533125444
72660025661
oct712543644
9271230841
10120244132
1161969218
1234329884
131bbb1098
1411d80a68
15a852d57
hex72ac7a4

120244132 has 12 divisors (see below), whose sum is σ = 211247820. Its totient is φ = 59887616.

The previous prime is 120244127. The next prime is 120244147. The reversal of 120244132 is 231442021.

It can be written as a sum of positive squares in 2 ways, for example, as 116769636 + 3474496 = 10806^2 + 1864^2 .

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, 57457 + ... + 59512.

It is an arithmetic number, because the mean of its divisors is an integer number (17603985).

Almost surely, 2120244132 is an apocalyptic number.

It is an amenable number.

120244132 is a deficient number, since it is larger than the sum of its proper divisors (91003688).

120244132 is a wasteful number, since it uses less digits than its factorization.

120244132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117230 (or 117228 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 120244132 is about 10965.5885386969. The cubic root of 120244132 is about 493.5766778933.

Adding to 120244132 its reverse (231442021), we get a palindrome (351686153).

The spelling of 120244132 in words is "one hundred twenty million, two hundred forty-four thousand, one hundred thirty-two".

Divisors: 1 2 4 257 514 1028 116969 233938 467876 30061033 60122066 120244132