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10404145320 = 2335571151841
BaseRepresentation
bin10011011000010001…
…01010100010101000
3222212002020100021120
421230020222202220
5132301430122240
64440220535240
7515552530122
oct115410524250
928762210246
1010404145320
114459961408
1220243b1520
13c9a65080a
14709ac6212
1540d5dead0
hex26c22a8a8

10404145320 has 64 divisors (see below), whose sum is σ = 31267304640. Its totient is φ = 2769561600.

The previous prime is 10404145313. The next prime is 10404145331. The reversal of 10404145320 is 2354140401.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7401 + ... + 144440.

It is an arithmetic number, because the mean of its divisors is an integer number (488551635).

Almost surely, 210404145320 is an apocalyptic number.

10404145320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10404145320 is an abundant number, since it is smaller than the sum of its proper divisors (20863159320).

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

10404145320 is a wasteful number, since it uses less digits than its factorization.

10404145320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152426 (or 152422 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 10404145320 its reverse (2354140401), we get a palindrome (12758285721).

The spelling of 10404145320 in words is "ten billion, four hundred four million, one hundred forty-five thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 571 1142 1713 2284 2855 3426 4568 5710 6852 8565 11420 13704 17130 22840 34260 68520 151841 303682 455523 607364 759205 911046 1214728 1518410 1822092 2277615 3036820 3644184 4555230 6073640 9110460 18220920 86701211 173402422 260103633 346804844 433506055 520207266 693609688 867012110 1040414532 1300518165 1734024220 2080829064 2601036330 3468048440 5202072660 10404145320