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120384103 = 7149115421
BaseRepresentation
bin1110010110011…
…10101001100111
322101112010221111
413023032221213
5221304242403
615540125451
72661151030
oct713165147
9271463844
10120384103
1161a543a4
1234396887
131bc2c9c8
1411db9a87
15a87e56d
hex72cea67

120384103 has 8 divisors (see below), whose sum is σ = 138506400. Its totient is φ = 102492960.

The previous prime is 120384091. The next prime is 120384107. The reversal of 120384103 is 301483021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-120384103 is a prime.

It is a super-2 number, since 2×1203841032 = 28984664510229218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120384107) 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, 56668 + ... + 58753.

It is an arithmetic number, because the mean of its divisors is an integer number (17313300).

Almost surely, 2120384103 is an apocalyptic number.

120384103 is a deficient number, since it is larger than the sum of its proper divisors (18122297).

120384103 is a wasteful number, since it uses less digits than its factorization.

120384103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115577.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 120384103 is about 10971.9689664162. The cubic root of 120384103 is about 493.7681207258.

The spelling of 120384103 in words is "one hundred twenty million, three hundred eighty-four thousand, one hundred three".

Divisors: 1 7 149 1043 115421 807947 17197729 120384103