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20030896264 = 2331565114293
BaseRepresentation
bin10010101001111011…
…110011100010001000
31220200222122221221211
4102221323303202020
5312010402140024
613111351342504
71306245544321
oct225173634210
956628587854
1020030896264
118549a11925
123a70381a34
131b72c04852
14d80449448
157c3820594
hex4a9ef3888

20030896264 has 32 divisors (see below), whose sum is σ = 38779050240. Its totient is φ = 9689976000.

The previous prime is 20030896261. The next prime is 20030896273. The reversal of 20030896264 is 46269803002.

It is not an unprimeable number, because it can be changed into a prime (20030896261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1394302 + ... + 1408594.

It is an arithmetic number, because the mean of its divisors is an integer number (1211845320).

Almost surely, 220030896264 is an apocalyptic number.

It is an amenable number.

20030896264 is a deficient number, since it is larger than the sum of its proper divisors (18748153976).

20030896264 is a wasteful number, since it uses less digits than its factorization.

20030896264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19981 (or 19977 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 20030896264 in words is "twenty billion, thirty million, eight hundred ninety-six thousand, two hundred sixty-four".

Divisors: 1 2 4 8 31 62 124 248 5651 11302 14293 22604 28586 45208 57172 114344 175181 350362 443083 700724 886166 1401448 1772332 3544664 80769743 161539486 323078972 646157944 2503862033 5007724066 10015448132 20030896264