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379507860 = 223253795563
BaseRepresentation
bin10110100111101…
…101010010010100
3222110002222220200
4112213231102110
51234123222420
6101354100500
712255522624
oct2647552224
9873088820
10379507860
11185249966
12a711a730
1360818184
143858c884
15234b6b90
hex169ed494

379507860 has 72 divisors (see below), whose sum is σ = 1154418720. Its totient is φ = 100916928.

The previous prime is 379507841. The next prime is 379507873. The reversal of 379507860 is 68705973.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65439 + ... + 71001.

Almost surely, 2379507860 is an apocalyptic number.

379507860 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 379507860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (577209360).

379507860 is an abundant number, since it is smaller than the sum of its proper divisors (774910860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

379507860 is a wasteful number, since it uses less digits than its factorization.

379507860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5957 (or 5952 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 379507860 is about 19480.9614752455. The cubic root of 379507860 is about 724.0028209245.

The spelling of 379507860 in words is "three hundred seventy-nine million, five hundred seven thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 379 758 1137 1516 1895 2274 3411 3790 4548 5563 5685 6822 7580 11126 11370 13644 16689 17055 22252 22740 27815 33378 34110 50067 55630 66756 68220 83445 100134 111260 166890 200268 250335 333780 500670 1001340 2108377 4216754 6325131 8433508 10541885 12650262 18975393 21083770 25300524 31625655 37950786 42167540 63251310 75901572 94876965 126502620 189753930 379507860