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120348427 = 404929723
BaseRepresentation
bin1110010110001…
…01111100001011
322101110100000011
413023011330023
5221302122202
615535252351
72660642023
oct713057413
9271410004
10120348427
1161a2a611
123437a0b7
131bc196b4
1411daaa83
15a873bd7
hex72c5f0b

120348427 has 4 divisors (see below), whose sum is σ = 120382200. Its totient is φ = 120314656.

The previous prime is 120348419. The next prime is 120348433. The reversal of 120348427 is 724843021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 724843021 = 7103549003.

It is a cyclic number.

It is not a de Polignac number, because 120348427 - 23 = 120348419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120348497) 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, 10813 + ... + 18910.

It is an arithmetic number, because the mean of its divisors is an integer number (30095550).

Almost surely, 2120348427 is an apocalyptic number.

120348427 is a deficient number, since it is larger than the sum of its proper divisors (33773).

120348427 is an equidigital number, since it uses as much as digits as its factorization.

120348427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33772.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 120348427 is about 10970.3430666502. The cubic root of 120348427 is about 493.7193396119.

The spelling of 120348427 in words is "one hundred twenty million, three hundred forty-eight thousand, four hundred twenty-seven".

Divisors: 1 4049 29723 120348427