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2002390457152 = 26144721622219
BaseRepresentation
bin11101001000110111110…
…001011001101101000000
321002102112000220122201011
4131020313301121231000
5230301343424112102
64131515132450304
7264445050024631
oct35106761315500
97072460818634
102002390457152
11702233235708
122840b0619994
13116a9488b567
146ccb8147888
1537147cbb2d7
hex1d237c59b40

2002390457152 has 28 divisors (see below), whose sum is σ = 3976239769120. Its totient is φ = 1000503271296.

The previous prime is 2002390457141. The next prime is 2002390457159. The reversal of 2002390457152 is 2517540932002.

It is a super-2 number, since 2×20023904571522 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002390457159) 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, 10718502 + ... + 10903717.

Almost surely, 22002390457152 is an apocalyptic number.

It is an amenable number.

2002390457152 is a deficient number, since it is larger than the sum of its proper divisors (1973849311968).

2002390457152 is a wasteful number, since it uses less digits than its factorization.

2002390457152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21623678 (or 21623668 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

It can be divided in two parts, 2002390 and 457152, that added together give a palindrome (2459542).

The spelling of 2002390457152 in words is "two trillion, two billion, three hundred ninety million, four hundred fifty-seven thousand, one hundred fifty-two".

Divisors: 1 2 4 8 16 32 64 1447 2894 5788 11576 23152 46304 92608 21622219 43244438 86488876 172977752 345955504 691911008 1383822016 31287350893 62574701786 125149403572 250298807144 500597614288 1001195228576 2002390457152