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120348397 = 1323402503
BaseRepresentation
bin1110010110001…
…01111011101101
322101110022222001
413023011323231
5221302122042
615535252301
72660641651
oct713057355
9271408861
10120348397
1161a2a594
123437a091
131bc19690
1411daaa61
15a873bb7
hex72c5eed

120348397 has 8 divisors (see below), whose sum is σ = 135241344. Its totient is φ = 106260528.

The previous prime is 120348379. The next prime is 120348401. The reversal of 120348397 is 793843021.

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

It is a cyclic number.

It is not a de Polignac number, because 120348397 - 27 = 120348269 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 (120348197) 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 7 ways as a sum of consecutive naturals, for example, 200953 + ... + 201550.

It is an arithmetic number, because the mean of its divisors is an integer number (16905168).

Almost surely, 2120348397 is an apocalyptic number.

It is an amenable number.

120348397 is a deficient number, since it is larger than the sum of its proper divisors (14892947).

120348397 is a wasteful number, since it uses less digits than its factorization.

120348397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402539.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 120348397 is about 10970.3416993273. The cubic root of 120348397 is about 493.7192985877.

The spelling of 120348397 in words is "one hundred twenty million, three hundred forty-eight thousand, three hundred ninety-seven".

Divisors: 1 13 23 299 402503 5232539 9257569 120348397