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1320042 = 233147151
BaseRepresentation
bin101000010010001101010
32111001202110
411002101222
5314220132
644143150
714135343
oct5022152
92431673
101320042
11821849
12537ab6
13372ab9
142650ca
151b11cc
hex14246a

1320042 has 32 divisors (see below), whose sum is σ = 2801664. Its totient is φ = 414000.

The previous prime is 1320037. The next prime is 1320061. The reversal of 1320042 is 2400231.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8667 + ... + 8817.

It is an arithmetic number, because the mean of its divisors is an integer number (87552).

21320042 is an apocalyptic number.

1320042 is an abundant number, since it is smaller than the sum of its proper divisors (1481622).

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

1320042 is a wasteful number, since it uses less digits than its factorization.

1320042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1320042 is about 1148.9308073161. The cubic root of 1320042 is about 109.6972944801.

Adding to 1320042 its reverse (2400231), we get a palindrome (3720273).

The spelling of 1320042 in words is "one million, three hundred twenty thousand, forty-two".

Divisors: 1 2 3 6 31 47 62 93 94 141 151 186 282 302 453 906 1457 2914 4371 4681 7097 8742 9362 14043 14194 21291 28086 42582 220007 440014 660021 1320042