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1468030780 = 22573401539
BaseRepresentation
bin101011110000000…
…0101111100111100
310210022100200122101
41113200011330330
511001303441110
6401400554444
751244025056
oct12740057474
93708320571
101468030780
11693735287
1234b782a24
131a51aab88
14dcd808d6
1588d3213a
hex57805f3c

1468030780 has 12 divisors (see below), whose sum is σ = 3082864680. Its totient is φ = 587212304.

The previous prime is 1468030777. The next prime is 1468030783. The reversal of 1468030780 is 870308641.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1468030777) and next prime (1468030783).

It is a super-2 number, since 2×14680307802 = 4310228742054816800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1468030783) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36700750 + ... + 36700789.

It is an arithmetic number, because the mean of its divisors is an integer number (256905390).

Almost surely, 21468030780 is an apocalyptic number.

1468030780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1468030780 is an abundant number, since it is smaller than the sum of its proper divisors (1614833900).

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

1468030780 is a wasteful number, since it uses less digits than its factorization.

1468030780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73401548 (or 73401546 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 1468030780 is about 38314.8897949609. The cubic root of 1468030780 is about 1136.5234137867.

The spelling of 1468030780 in words is "one billion, four hundred sixty-eight million, thirty thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 73401539 146803078 293606156 367007695 734015390 1468030780