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5071920 = 243573019
BaseRepresentation
bin10011010110010000110000
3100112200100220
4103112100300
52244300140
6300413040
761052640
oct23262060
910480326
105071920
112954677
121847180
131087749
14960520
156a2bd0
hex4d6430

5071920 has 80 divisors (see below), whose sum is σ = 17975040. Its totient is φ = 1158912.

The previous prime is 5071919. The next prime is 5071921. The reversal of 5071920 is 291705.

It is an interprime number because it is at equal distance from previous prime (5071919) and next prime (5071921).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (5071921) 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, 171 + ... + 3189.

It is an arithmetic number, because the mean of its divisors is an integer number (224688).

Almost surely, 25071920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5071920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8987520).

5071920 is an abundant number, since it is smaller than the sum of its proper divisors (12903120).

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

5071920 is a wasteful number, since it uses less digits than its factorization.

5071920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3042 (or 3036 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 5071920 is about 2252.0923604506. The cubic root of 5071920 is about 171.8135712158.

The spelling of 5071920 in words is "five million, seventy-one thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 240 280 336 420 560 840 1680 3019 6038 9057 12076 15095 18114 21133 24152 30190 36228 42266 45285 48304 60380 63399 72456 84532 90570 105665 120760 126798 144912 169064 181140 211330 241520 253596 316995 338128 362280 422660 507192 633990 724560 845320 1014384 1267980 1690640 2535960 5071920