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120216555213 = 379507242849
BaseRepresentation
bin110111111110101110…
…1110000111011001101
3102111022002122202101220
41233331131300323031
53432200414231323
6131120545553553
711454035600466
oct1577535607315
9374262582356
10120216555213
1146a90125277
121b3703458b9
13b44b019b51
145b65dd7d6d
1531d8ed00e3
hex1bfd770ecd

120216555213 has 8 divisors (see below), whose sum is σ = 162317712000. Its totient is φ = 79129884288.

The previous prime is 120216555211. The next prime is 120216555229. The reversal of 120216555213 is 312555612021.

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

It is not a de Polignac number, because 120216555213 - 21 = 120216555211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120216555211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253621188 + ... + 253621661.

It is an arithmetic number, because the mean of its divisors is an integer number (20289714000).

Almost surely, 2120216555213 is an apocalyptic number.

It is an amenable number.

120216555213 is a deficient number, since it is larger than the sum of its proper divisors (42101156787).

120216555213 is an equidigital number, since it uses as much as digits as its factorization.

120216555213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507242931.

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 120216555213 in words is "one hundred twenty billion, two hundred sixteen million, five hundred fifty-five thousand, two hundred thirteen".

Divisors: 1 3 79 237 507242849 1521728547 40072185071 120216555213