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45028560 = 2435373503
BaseRepresentation
bin1010101111000…
…1010011010000
310010201200120110
42223301103100
543011403220
64245041320
71054510413
oct253612320
9103650513
1045028560
1123465695
12130b6240
139437625
145da1b7a
153e46be0
hex2af14d0

45028560 has 80 divisors (see below), whose sum is σ = 140241024. Its totient is φ = 11951616.

The previous prime is 45028541. The next prime is 45028567. The reversal of 45028560 is 6582054.

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 (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45028567) 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, 89269 + ... + 89771.

Almost surely, 245028560 is an apocalyptic number.

45028560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45028560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70120512).

45028560 is an abundant number, since it is smaller than the sum of its proper divisors (95212464).

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

45028560 is a wasteful number, since it uses less digits than its factorization.

45028560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892 (or 886 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 45028560 is about 6710.3323315615. The cubic root of 45028560 is about 355.7645625894.

The spelling of 45028560 in words is "forty-five million, twenty-eight thousand, five hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 373 503 746 1006 1119 1492 1509 1865 2012 2238 2515 2984 3018 3730 4024 4476 5030 5595 5968 6036 7460 7545 8048 8952 10060 11190 12072 14920 15090 17904 20120 22380 24144 29840 30180 40240 44760 60360 89520 120720 187619 375238 562857 750476 938095 1125714 1500952 1876190 2251428 2814285 3001904 3752380 4502856 5628570 7504760 9005712 11257140 15009520 22514280 45028560