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1402080 = 253523127
BaseRepresentation
bin101010110010011100000
32122020021220
411112103200
5324331310
650015040
714626461
oct5262340
92566256
101402080
11878449
12577480
133a1244
14286d68
151ca670
hex1564e0

1402080 has 96 divisors (see below), whose sum is σ = 4644864. Its totient is φ = 354816.

The previous prime is 1402061. The next prime is 1402081. The reversal of 1402080 is 802041.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10977 + ... + 11103.

It is an arithmetic number, because the mean of its divisors is an integer number (48384).

21402080 is an apocalyptic number.

1402080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2322432).

1402080 is an abundant number, since it is smaller than the sum of its proper divisors (3242784).

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

1402080 is a wasteful number, since it uses less digits than its factorization.

1402080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1402080 is about 1184.0945908161. The cubic root of 1402080 is about 111.9242685318.

The spelling of 1402080 in words is "one million, four hundred two thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 32 40 46 48 60 69 80 92 96 115 120 127 138 160 184 230 240 254 276 345 368 381 460 480 508 552 635 690 736 762 920 1016 1104 1270 1380 1524 1840 1905 2032 2208 2540 2760 2921 3048 3680 3810 4064 5080 5520 5842 6096 7620 8763 10160 11040 11684 12192 14605 15240 17526 20320 23368 29210 30480 35052 43815 46736 58420 60960 70104 87630 93472 116840 140208 175260 233680 280416 350520 467360 701040 1402080