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1342984 = 23167873
BaseRepresentation
bin101000111111000001000
32112020020011
411013320020
5320433414
644441304
714262256
oct5077010
92466204
101342984
11838005
12549234
13380386
1426d5d6
151b7dc4
hex147e08

1342984 has 8 divisors (see below), whose sum is σ = 2518110. Its totient is φ = 671488.

The previous prime is 1342973. The next prime is 1342987. The reversal of 1342984 is 4892431.

It can be written as a sum of positive squares in only one way, i.e., 1258884 + 84100 = 1122^2 + 290^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1342987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83929 + ... + 83944.

21342984 is an apocalyptic number.

It is an amenable number.

1342984 is a deficient number, since it is larger than the sum of its proper divisors (1175126).

1342984 is a wasteful number, since it uses less digits than its factorization.

1342984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167879 (or 167875 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 1342984 is about 1158.8718652207. The cubic root of 1342984 is about 110.3291518411.

The spelling of 1342984 in words is "one million, three hundred forty-two thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 167873 335746 671492 1342984