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120434234 = 2137439541
BaseRepresentation
bin1110010110110…
…10111000111010
322101121200201012
413023122320322
5221312343414
615541153522
72661450134
oct713327072
9271550635
10120434234
1161a89028
12343bb8a2
131bc4977b
1411dd0054
15a88e33e
hex72dae3a

120434234 has 8 divisors (see below), whose sum is σ = 181970388. Its totient is φ = 59777440.

The previous prime is 120434231. The next prime is 120434267. The reversal of 120434234 is 432434021.

It can be written as a sum of positive squares in 2 ways, for example, as 114169225 + 6265009 = 10685^2 + 2503^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120434231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219497 + ... + 220044.

Almost surely, 2120434234 is an apocalyptic number.

120434234 is a deficient number, since it is larger than the sum of its proper divisors (61536154).

120434234 is a wasteful number, since it uses less digits than its factorization.

120434234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439680.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 120434234 is about 10974.2532319972. The cubic root of 120434234 is about 493.8366504123.

Adding to 120434234 its reverse (432434021), we get a palindrome (552868255).

The spelling of 120434234 in words is "one hundred twenty million, four hundred thirty-four thousand, two hundred thirty-four".

Divisors: 1 2 137 274 439541 879082 60217117 120434234