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379747973 = 1127144203
BaseRepresentation
bin10110101000100…
…111111010000101
3222110120012021202
4112220213322011
51234203413343
6101403152245
712260542643
oct2650477205
9873505252
10379747973
111853a3300
12a7215685
13608a0557
1438612193
1523512db8
hex16a27e85

379747973 has 12 divisors (see below), whose sum is σ = 423297504. Its totient is φ = 340355400.

The previous prime is 379747967. The next prime is 379747987.

It is a happy number.

379747973 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 379747973 - 212 = 379743877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379747073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13511 + ... + 30692.

It is an arithmetic number, because the mean of its divisors is an integer number (35274792).

Almost surely, 2379747973 is an apocalyptic number.

It is an amenable number.

379747973 is a deficient number, since it is larger than the sum of its proper divisors (43549531).

379747973 is a wasteful number, since it uses less digits than its factorization.

379747973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44296 (or 44285 counting only the distinct ones).

The product of its digits is 7001316, while the sum is 56.

The square root of 379747973 is about 19487.1232612718. The cubic root of 379747973 is about 724.1554798963.

The spelling of 379747973 in words is "three hundred seventy-nine million, seven hundred forty-seven thousand, nine hundred seventy-three".

Divisors: 1 11 71 121 781 8591 44203 486233 3138413 5348563 34522543 379747973