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10400121304 = 233155775289
BaseRepresentation
bin10011010111110010…
…10100000111011000
3222211210122220100221
421223321110013120
5132244412340204
64435554405424
7515503400236
oct115371240730
928753586327
1010400121304
114457663081
122022b90874
13c99872041
14709359956
1540d097654
hex26be541d8

10400121304 has 32 divisors (see below), whose sum is σ = 20165673600. Its totient is φ = 5023215360.

The previous prime is 10400121271. The next prime is 10400121311. The reversal of 10400121304 is 40312100401.

10400121304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 100492 + ... + 175780.

It is an arithmetic number, because the mean of its divisors is an integer number (630177300).

Almost surely, 210400121304 is an apocalyptic number.

It is an amenable number.

10400121304 is a deficient number, since it is larger than the sum of its proper divisors (9765552296).

10400121304 is a wasteful number, since it uses less digits than its factorization.

10400121304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75883 (or 75879 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10400121304 its reverse (40312100401), we get a palindrome (50712221705).

The spelling of 10400121304 in words is "ten billion, four hundred million, one hundred twenty-one thousand, three hundred four".

Divisors: 1 2 4 8 31 62 124 248 557 1114 2228 4456 17267 34534 69068 75289 138136 150578 301156 602312 2333959 4667918 9335836 18671672 41935973 83871946 167743892 335487784 1300015163 2600030326 5200060652 10400121304