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379860 = 223513487
BaseRepresentation
bin1011100101111010100
3201022001220
41130233110
544123420
612050340
73141315
oct1345724
9638056
10379860
1123a438
121639b0
13103b90
149c60c
1577840
hex5cbd4

379860 has 48 divisors (see below), whose sum is σ = 1147776. Its totient is φ = 93312.

The previous prime is 379859. The next prime is 379877. The reversal of 379860 is 68973.

It is a happy number.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537 + ... + 1023.

It is an arithmetic number, because the mean of its divisors is an integer number (23912).

2379860 is an apocalyptic number.

379860 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 379860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (573888).

379860 is an abundant number, since it is smaller than the sum of its proper divisors (767916).

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

379860 is a wasteful number, since it uses less digits than its factorization.

379860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512 (or 510 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 379860 is about 616.3278348412. The cubic root of 379860 is about 72.4226682374.

The spelling of 379860 in words is "three hundred seventy-nine thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 195 260 390 487 780 974 1461 1948 2435 2922 4870 5844 6331 7305 9740 12662 14610 18993 25324 29220 31655 37986 63310 75972 94965 126620 189930 379860