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120000002 = 2151397351
BaseRepresentation
bin1110010011100…
…00111000000010
322100210122001112
413021300320002
5221210000002
615524003322
72654661143
oct711607002
9270718045
10120000002
1161811861
1234230542
131bb26c25
1411d19aca
15a805852
hex7270e02

120000002 has 8 divisors (see below), whose sum is σ = 181192512. Its totient is φ = 59602500.

The previous prime is 119999987. The next prime is 120000007. The reversal of 120000002 is 200000021.

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

It is not an unprimeable number, because it can be changed into a prime (120000007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198374 + ... + 198977.

It is an arithmetic number, because the mean of its divisors is an integer number (22649064).

Almost surely, 2120000002 is an apocalyptic number.

120000002 is a deficient number, since it is larger than the sum of its proper divisors (61192510).

120000002 is a wasteful number, since it uses less digits than its factorization.

120000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397504.

The product of its (nonzero) digits is 4, while the sum is 5.

The square root of 120000002 is about 10954.4512413904. The cubic root of 120000002 is about 493.2424176063.

Adding to 120000002 its reverse (200000021), we get a palindrome (320000023).

The spelling of 120000002 in words is "one hundred twenty million, two", and thus it is an aban number.

Divisors: 1 2 151 302 397351 794702 60000001 120000002