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1389034 = 22512767
BaseRepresentation
bin101010011000111101010
32121120101201
411103013222
5323422114
645434414
714543443
oct5230752
92546351
101389034
11869669
1256ba0a
1339831a
142822ca
151c6874
hex1531ea

1389034 has 8 divisors (see below), whose sum is σ = 2092608. Its totient is φ = 691500.

The previous prime is 1389007. The next prime is 1389083. The reversal of 1389034 is 4309831.

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

It is a junction number, because it is equal to n+sod(n) for n = 1388993 and 1389011.

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 3 ways as a sum of consecutive naturals, for example, 882 + ... + 1885.

It is an arithmetic number, because the mean of its divisors is an integer number (261576).

21389034 is an apocalyptic number.

1389034 is a deficient number, since it is larger than the sum of its proper divisors (703574).

1389034 is a wasteful number, since it uses less digits than its factorization.

1389034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3020.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1389034 is about 1178.5728658000. The cubic root of 1389034 is about 111.5760438981.

It can be divided in two parts, 13890 and 34, that added together give a square (13924 = 1182).

The spelling of 1389034 in words is "one million, three hundred eighty-nine thousand, thirty-four".

Divisors: 1 2 251 502 2767 5534 694517 1389034