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120457107317 = 199960258683
BaseRepresentation
bin111000000101111001…
…1011001011101110101
3102111220212022001212002
41300023303121131311
53433144004413232
6131200501505045
711463016342541
oct1601363313565
9374825261762
10120457107317
11470a3995668
121b418a12185
13b488b02081
145b89d34a21
153200199b62
hex1c0bcd9775

120457107317 has 4 divisors (see below), whose sum is σ = 120517368000. Its totient is φ = 120396846636.

The previous prime is 120457107313. The next prime is 120457107359. The reversal of 120457107317 is 713701754021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120457107317 - 22 = 120457107313 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120457107313) 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, 30127343 + ... + 30131340.

It is an arithmetic number, because the mean of its divisors is an integer number (30129342000).

Almost surely, 2120457107317 is an apocalyptic number.

It is an amenable number.

120457107317 is a deficient number, since it is larger than the sum of its proper divisors (60260683).

120457107317 is an equidigital number, since it uses as much as digits as its factorization.

120457107317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60260682.

The product of its (nonzero) digits is 41160, while the sum is 38.

The spelling of 120457107317 in words is "one hundred twenty billion, four hundred fifty-seven million, one hundred seven thousand, three hundred seventeen".

Divisors: 1 1999 60258683 120457107317