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120522493 = 7134132303
BaseRepresentation
bin1110010111100…
…00011011111101
322101210011210001
413023300123331
5221323204433
615543114301
72662265350
oct713603375
9271704701
10120522493
1162039373
1234442991
131bc7a9b0
1412014297
15a8aa57d
hex72f06fd

120522493 has 16 divisors (see below), whose sum is σ = 151958016. Its totient is φ = 93029760.

The previous prime is 120522487. The next prime is 120522497. The reversal of 120522493 is 394225021.

It is a cyclic number.

It is not a de Polignac number, because 120522493 - 29 = 120521981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120522497) 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 15 ways as a sum of consecutive naturals, for example, 12421 + ... + 19882.

It is an arithmetic number, because the mean of its divisors is an integer number (9497376).

Almost surely, 2120522493 is an apocalyptic number.

120522493 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

120522493 is a deficient number, since it is larger than the sum of its proper divisors (31435523).

120522493 is a wasteful number, since it uses less digits than its factorization.

120522493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32364.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 120522493 is about 10978.2736803197. The cubic root of 120522493 is about 493.9572553398.

The spelling of 120522493 in words is "one hundred twenty million, five hundred twenty-two thousand, four hundred ninety-three".