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120313197 = 3254724439
BaseRepresentation
bin1110010101111…
…01010101101101
322101101112200100
413022331111231
5221300010242
615534421313
72660434224
oct712752555
9271345610
10120313197
1161a060a4
1234361839
131bc06654
1411d9bcbb
15a86854c
hex72bd56d

120313197 has 12 divisors (see below), whose sum is σ = 174110560. Its totient is φ = 80058888.

The previous prime is 120313181. The next prime is 120313217. The reversal of 120313197 is 791313021.

It is not a de Polignac number, because 120313197 - 24 = 120313181 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120313197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120313997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7297 + ... + 17142.

Almost surely, 2120313197 is an apocalyptic number.

It is an amenable number.

120313197 is a deficient number, since it is larger than the sum of its proper divisors (53797363).

120313197 is a wasteful number, since it uses less digits than its factorization.

120313197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24992 (or 24989 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 120313197 is about 10968.7372564029. The cubic root of 120313197 is about 493.6711588690.

It can be divided in two parts, 1203 and 13197, that added together give a square (14400 = 1202).

The spelling of 120313197 in words is "one hundred twenty million, three hundred thirteen thousand, one hundred ninety-seven".

Divisors: 1 3 9 547 1641 4923 24439 73317 219951 13368133 40104399 120313197