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53010045 = 3451173163
BaseRepresentation
bin1100101000110…
…1111001111101
310200202012010000
43022031321331
5102032310140
65132104513
71212402144
oct312157175
9120665100
1053010045
1127a17260
1215905139
13aca04ba
14707c75b
1549c1a30
hex328de7d

53010045 has 80 divisors (see below), whose sum is σ = 105728832. Its totient is φ = 25194240.

The previous prime is 53009987. The next prime is 53010053. The reversal of 53010045 is 54001035.

It is not a de Polignac number, because 53010045 - 215 = 52977277 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 325134 + ... + 325296.

Almost surely, 253010045 is an apocalyptic number.

53010045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53010045 is a deficient number, since it is larger than the sum of its proper divisors (52718787).

53010045 is a wasteful number, since it uses less digits than its factorization.

53010045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 53010045 is about 7280.7997500275. The cubic root of 53010045 is about 375.6523046717.

The spelling of 53010045 in words is "fifty-three million, ten thousand, forty-five".

Divisors: 1 3 5 9 11 15 27 33 45 55 73 81 99 135 163 165 219 297 365 405 489 495 657 803 815 891 1095 1467 1485 1793 1971 2409 2445 3285 4015 4401 4455 5379 5913 7227 7335 8965 9855 11899 12045 13203 16137 21681 22005 26895 29565 35697 36135 48411 59495 65043 66015 80685 107091 108405 130889 145233 178485 242055 321273 325215 392667 535455 654445 726165 963819 1178001 1606365 1963335 3534003 4819095 5890005 10602009 17670015 53010045