[go: up one dir, main page]

Search a number
-
+
380532 = 223191669
BaseRepresentation
bin1011100111001110100
3201022222210
41130321310
544134112
612053420
73143265
oct1347164
9638883
10380532
1123a999
12164270
13104289
149c96c
1577b3c
hex5ce74

380532 has 24 divisors (see below), whose sum is σ = 935200. Its totient is φ = 120096.

The previous prime is 380503. The next prime is 380533. The reversal of 380532 is 235083.

It is a junction number, because it is equal to n+sod(n) for n = 380499 and 380508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380533) by changing a digit.

380532 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 7 ways as a sum of consecutive naturals, for example, 607 + ... + 1062.

2380532 is an apocalyptic number.

It is an amenable number.

380532 is an abundant number, since it is smaller than the sum of its proper divisors (554668).

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

380532 is a wasteful number, since it uses less digits than its factorization.

380532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1695 (or 1693 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 380532 is about 616.8727583546. The cubic root of 380532 is about 72.4653500694.

The spelling of 380532 in words is "three hundred eighty thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 1669 3338 5007 6676 10014 20028 31711 63422 95133 126844 190266 380532