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52025280 = 263554193
BaseRepresentation
bin1100011001110…
…1011111000000
310121220011021020
43012131133000
5101304302110
65055025440
71201131126
oct306353700
9117804236
1052025280
11274043aa
121550b280
13aa171b8
146ca3916
154879d70
hex319d7c0

52025280 has 56 divisors (see below), whose sum is σ = 165183312. Its totient is φ = 13873152.

The previous prime is 52025263. The next prime is 52025297. The reversal of 52025280 is 8252025.

52025280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52025263) and next prime (52025297).

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

It is a self number, because there is not a number n which added to its sum of digits gives 52025280.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26137 + ... + 28056.

It is an arithmetic number, because the mean of its divisors is an integer number (2949702).

Almost surely, 252025280 is an apocalyptic number.

It is an amenable number.

52025280 is an abundant number, since it is smaller than the sum of its proper divisors (113158032).

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

52025280 is a wasteful number, since it uses less digits than its factorization.

52025280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54213 (or 54203 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 52025280 is about 7212.8551905608. The cubic root of 52025280 is about 373.3115917044.

The spelling of 52025280 in words is "fifty-two million, twenty-five thousand, two hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 960 54193 108386 162579 216772 270965 325158 433544 541930 650316 812895 867088 1083860 1300632 1625790 1734176 2167720 2601264 3251580 3468352 4335440 5202528 6503160 8670880 10405056 13006320 17341760 26012640 52025280