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1459452380 = 225174292507
BaseRepresentation
bin101011011111101…
…0111100111011100
310202201012212021212
41112333113213130
510442104434010
6400453043552
751111066131
oct12677274734
93681185255
101459452380
116899061a1
123489265b8
131a34963b9
14dbb8a588
15881da505
hex56fd79dc

1459452380 has 24 divisors (see below), whose sum is σ = 3245136048. Its totient is φ = 549440768.

The previous prime is 1459452367. The next prime is 1459452391. The reversal of 1459452380 is 832549541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2145914 + ... + 2146593.

It is an arithmetic number, because the mean of its divisors is an integer number (135214002).

Almost surely, 21459452380 is an apocalyptic number.

1459452380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1459452380 is an abundant number, since it is smaller than the sum of its proper divisors (1785683668).

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

1459452380 is a wasteful number, since it uses less digits than its factorization.

1459452380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4292533 (or 4292531 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 1459452380 is about 38202.7797417937. The cubic root of 1459452380 is about 1134.3053393211.

The spelling of 1459452380 in words is "one billion, four hundred fifty-nine million, four hundred fifty-two thousand, three hundred eighty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 4292507 8585014 17170028 21462535 42925070 72972619 85850140 145945238 291890476 364863095 729726190 1459452380