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53466560 = 265723869
BaseRepresentation
bin1100101111110…
…1010111000000
310201121101022222
43023331113000
5102141412220
65145550212
71216313120
oct313752700
9121541288
1053466560
11281a9244
1215aa5368
13b100224
14715ac80
154a61e25
hex32fd5c0

53466560 has 56 divisors (see below), whose sum is σ = 145511520. Its totient is φ = 18330624.

The previous prime is 53466557. The next prime is 53466563. The reversal of 53466560 is 6566435.

It is an interprime number because it is at equal distance from previous prime (53466557) and next prime (53466563).

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 53466560.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53466563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9695 + ... + 14174.

It is an arithmetic number, because the mean of its divisors is an integer number (2598420).

Almost surely, 253466560 is an apocalyptic number.

It is an amenable number.

53466560 is an abundant number, since it is smaller than the sum of its proper divisors (92044960).

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

53466560 is a wasteful number, since it uses less digits than its factorization.

53466560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23893 (or 23883 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 53466560 is about 7312.0831505119. The cubic root of 53466560 is about 376.7275786665.

The spelling of 53466560 in words is "fifty-three million, four hundred sixty-six thousand, five hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 140 160 224 280 320 448 560 1120 2240 23869 47738 95476 119345 167083 190952 238690 334166 381904 477380 668332 763808 835415 954760 1336664 1527616 1670830 1909520 2673328 3341660 3819040 5346656 6683320 7638080 10693312 13366640 26733280 53466560