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380402 = 21117291
BaseRepresentation
bin1011100110111110010
3201022210222
41130313302
544133102
612053042
73143021
oct1346762
9638728
10380402
1123a890
12164182
131041b9
149c8b8
1577aa2
hex5cdf2

380402 has 8 divisors (see below), whose sum is σ = 622512. Its totient is φ = 172900.

The previous prime is 380383. The next prime is 380417. The reversal of 380402 is 204083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8624 + ... + 8667.

It is an arithmetic number, because the mean of its divisors is an integer number (77814).

2380402 is an apocalyptic number.

380402 is a deficient number, since it is larger than the sum of its proper divisors (242110).

380402 is a wasteful number, since it uses less digits than its factorization.

380402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17304.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 380402 is about 616.7673791633. The cubic root of 380402 is about 72.4570970898.

Adding to 380402 its reverse (204083), we get a palindrome (584485).

The spelling of 380402 in words is "three hundred eighty thousand, four hundred two".

Divisors: 1 2 11 22 17291 34582 190201 380402