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379801 = 1492549
BaseRepresentation
bin1011100101110011001
3201021222201
41130232121
544123201
612050201
73141202
oct1345631
9637881
10379801
1123a394
12163961
13103b46
149c5a9
1577801
hex5cb99

379801 has 4 divisors (see below), whose sum is σ = 382500. Its totient is φ = 377104.

The previous prime is 379787. The next prime is 379811. The reversal of 379801 is 108973.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 108973 = 591847.

It can be written as a sum of positive squares in 2 ways, for example, as 203401 + 176400 = 451^2 + 420^2 .

It is a cyclic number.

It is not a de Polignac number, because 379801 - 29 = 379289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 379801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379811) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1126 + ... + 1423.

It is an arithmetic number, because the mean of its divisors is an integer number (95625).

2379801 is an apocalyptic number.

It is an amenable number.

379801 is a deficient number, since it is larger than the sum of its proper divisors (2699).

379801 is a wasteful number, since it uses less digits than its factorization.

379801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2698.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 379801 is about 616.2799688453. The cubic root of 379801 is about 72.4189184711.

The spelling of 379801 in words is "three hundred seventy-nine thousand, eight hundred one".

Divisors: 1 149 2549 379801