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19314120 = 2335722993
BaseRepresentation
bin100100110101…
…1010111001000
31100100020222210
41021223113020
514421022440
61525545120
7323111250
oct111532710
940306883
1019314120
11a9a1a91
1265751a0
134003197
1427ca960
151a67a80
hex126b5c8

19314120 has 64 divisors (see below), whose sum is σ = 66222720. Its totient is φ = 4414464.

The previous prime is 19314107. The next prime is 19314137. The reversal of 19314120 is 2141391.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 10657 + ... + 12336.

It is an arithmetic number, because the mean of its divisors is an integer number (1034730).

Almost surely, 219314120 is an apocalyptic number.

19314120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19314120 is an abundant number, since it is smaller than the sum of its proper divisors (46908600).

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

19314120 is a wasteful number, since it uses less digits than its factorization.

19314120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23014 (or 23010 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 19314120 is about 4394.7832711068. The cubic root of 19314120 is about 268.3026579991.

The spelling of 19314120 in words is "nineteen million, three hundred fourteen thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 280 420 840 22993 45986 68979 91972 114965 137958 160951 183944 229930 275916 321902 344895 459860 482853 551832 643804 689790 804755 919720 965706 1287608 1379580 1609510 1931412 2414265 2759160 3219020 3862824 4828530 6438040 9657060 19314120