Search a number
-
+
120387340974 = 2320064556829
BaseRepresentation
bin111000000011110100…
…1010000101010101110
3102111202000000120102110
41300013221100222232
53433023124402344
6131145530304450
711461211341245
oct1600751205256
9374660016373
10120387340974
114706857412a
121b3b9588126
13b477515a04
145b8097395c
1531e8eb83b9
hex1c07a50aae

120387340974 has 8 divisors (see below), whose sum is σ = 240774681960. Its totient is φ = 40129113656.

The previous prime is 120387340901. The next prime is 120387340999. The reversal of 120387340974 is 479043783021.

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

120387340974 is an admirable number.

It is a super-2 number, since 2×1203873409742 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10032278409 + ... + 10032278420.

It is an arithmetic number, because the mean of its divisors is an integer number (30096835245).

Almost surely, 2120387340974 is an apocalyptic number.

120387340974 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120387340974 is a wasteful number, since it uses less digits than its factorization.

120387340974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20064556834.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 120387340974 in words is "one hundred twenty billion, three hundred eighty-seven million, three hundred forty thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 20064556829 40129113658 60193670487 120387340974