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1468385247 = 3769923107
BaseRepresentation
bin101011110000101…
…1100011111011111
310210100000200212210
41113201130133133
511001401311442
6401412331503
751250032360
oct12741343737
93710020783
101468385247
1169395762a
1234b913b93
131a52a3314
14dd033b67
1588da219c
hex5785c7df

1468385247 has 8 divisors (see below), whose sum is σ = 2237539456. Its totient is φ = 839077272.

The previous prime is 1468385239. The next prime is 1468385273. The reversal of 1468385247 is 7425838641.

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

It is not a de Polignac number, because 1468385247 - 23 = 1468385239 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1468385196 and 1468385205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1468385207) 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, 34961533 + ... + 34961574.

It is an arithmetic number, because the mean of its divisors is an integer number (279692432).

Almost surely, 21468385247 is an apocalyptic number.

1468385247 is a deficient number, since it is larger than the sum of its proper divisors (769154209).

1468385247 is an equidigital number, since it uses as much as digits as its factorization.

1468385247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69923117.

The product of its digits is 1290240, while the sum is 48.

The square root of 1468385247 is about 38319.5152239691. The cubic root of 1468385247 is about 1136.6148804485.

The spelling of 1468385247 in words is "one billion, four hundred sixty-eight million, three hundred eighty-five thousand, two hundred forty-seven".

Divisors: 1 3 7 21 69923107 209769321 489461749 1468385247