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120422003 = 139263231
BaseRepresentation
bin1110010110101…
…11111001110011
322101121001221012
413023113321303
5221312001003
615541021135
72661366362
oct713277163
9271531835
10120422003
1161a7a919
12343b47ab
131bc44030
1411dc97d9
15a88a8d8
hex72d7e73

120422003 has 4 divisors (see below), whose sum is σ = 129685248. Its totient is φ = 111158760.

The previous prime is 120421993. The next prime is 120422017. The reversal of 120422003 is 300224021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120422003 - 214 = 120405619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120422023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4631603 + ... + 4631628.

It is an arithmetic number, because the mean of its divisors is an integer number (32421312).

Almost surely, 2120422003 is an apocalyptic number.

120422003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120422003 is a deficient number, since it is larger than the sum of its proper divisors (9263245).

120422003 is an equidigital number, since it uses as much as digits as its factorization.

120422003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9263244.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 120422003 is about 10973.6959589739. The cubic root of 120422003 is about 493.8199322407.

Adding to 120422003 its reverse (300224021), we get a palindrome (420646024).

The spelling of 120422003 in words is "one hundred twenty million, four hundred twenty-two thousand, three".

Divisors: 1 13 9263231 120422003