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1389062 = 22330197
BaseRepresentation
bin101010011001000000110
32121120102202
411103020012
5323422222
645434502
714543513
oct5231006
92546382
101389062
11869694
1256ba32
1339833c
1428230a
151c6892
hex153206

1389062 has 8 divisors (see below), whose sum is σ = 2174256. Its totient is φ = 664312.

The previous prime is 1389007. The next prime is 1389083. The reversal of 1389062 is 2609831.

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

It is a congruent number.

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, 15053 + ... + 15144.

It is an arithmetic number, because the mean of its divisors is an integer number (271782).

21389062 is an apocalyptic number.

1389062 is a deficient number, since it is larger than the sum of its proper divisors (785194).

1389062 is a wasteful number, since it uses less digits than its factorization.

1389062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30222.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1389062 is about 1178.5847445135. The cubic root of 1389062 is about 111.5767936057.

The spelling of 1389062 in words is "one million, three hundred eighty-nine thousand, sixty-two".

Divisors: 1 2 23 46 30197 60394 694531 1389062