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5450588240 = 245238328591
BaseRepresentation
bin1010001001110000…
…10110000001010000
3112001212020120102112
411010320112001100
542130322310430
62300505004452
7252033143546
oct50470260120
915055216375
105450588240
112347795689
121081483728
1368b303256
14399c73d96
1521d7ae195
hex144e16050

5450588240 has 40 divisors (see below), whose sum is σ = 12678379008. Its totient is φ = 2179244160.

The previous prime is 5450588219. The next prime is 5450588249. The reversal of 5450588240 is 428850545.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5450588249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176345 + ... + 204935.

Almost surely, 25450588240 is an apocalyptic number.

It is an amenable number.

5450588240 is an abundant number, since it is smaller than the sum of its proper divisors (7227790768).

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

5450588240 is a wasteful number, since it uses less digits than its factorization.

5450588240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30987 (or 30981 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 41.

The square root of 5450588240 is about 73828.0992576675. The cubic root of 5450588240 is about 1759.8721756340.

The spelling of 5450588240 in words is "five billion, four hundred fifty million, five hundred eighty-eight thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 2383 4766 9532 11915 19064 23830 28591 38128 47660 57182 95320 114364 142955 190640 228728 285910 457456 571820 1143640 2287280 68132353 136264706 272529412 340661765 545058824 681323530 1090117648 1362647060 2725294120 5450588240