Search a number
-
+
1470421642000 = 2453977579493
BaseRepresentation
bin10101011001011011111…
…101011010101100010000
312012120102012201212102211
4111121123331122230100
5143042410420021000
63043300302521504
7211143263506453
oct25313375325420
95176365655384
101470421642000
11517669757223
121b8b89296294
13a88774cc71c
145125121b49a
15283b07ab7ba
hex1565bf5ab10

1470421642000 has 80 divisors (see below), whose sum is σ = 3592134432432. Its totient is φ = 582104985600.

The previous prime is 1470421641991. The next prime is 1470421642007. The reversal of 1470421642000 is 2461240741.

It can be written as a sum of positive squares in 8 ways, for example, as 87455049984 + 1382966592016 = 295728^2 + 1175996^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (1470421642007) 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, 3595747 + ... + 3983746.

Almost surely, 21470421642000 is an apocalyptic number.

1470421642000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1470421642000 is an abundant number, since it is smaller than the sum of its proper divisors (2121712790432).

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

1470421642000 is an equidigital number, since it uses as much as digits as its factorization.

1470421642000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7579613 (or 7579597 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 1470421642000 its reverse (2461240741), we get a palindrome (1472882882741).

The spelling of 1470421642000 in words is "one trillion, four hundred seventy billion, four hundred twenty-one million, six hundred forty-two thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 97 100 125 194 200 250 388 400 485 500 776 970 1000 1552 1940 2000 2425 3880 4850 7760 9700 12125 19400 24250 38800 48500 97000 194000 7579493 15158986 30317972 37897465 60635944 75794930 121271888 151589860 189487325 303179720 378974650 606359440 735210821 757949300 947436625 1470421642 1515898600 1894873250 2940843284 3031797200 3676054105 3789746500 5881686568 7352108210 7579493000 11763373136 14704216420 15158986000 18380270525 29408432840 36760541050 58816865680 73521082100 91901352625 147042164200 183802705250 294084328400 367605410500 735210821000 1470421642000