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103504442400 = 25325214375617
BaseRepresentation
bin110000001100101011…
…0000111010000100000
3100220011101212110110200
41200121112013100200
53143434114124100
6115314351225200
710322636146512
oct1403126072040
9326141773420
10103504442400
113a994617597
1218087518200
1399b68730b8
14501c657bb2
152a5bc22e00
hex1819587420

103504442400 has 108 divisors (see below), whose sum is σ = 364982565402. Its totient is φ = 27601182720.

The previous prime is 103504442383. The next prime is 103504442401. The reversal of 103504442400 is 4244405301.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 61303779216 + 42200663184 = 247596^2 + 205428^2 .

It is not an unprimeable number, because it can be changed into a prime (103504442401) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 7180609 + ... + 7195008.

Almost surely, 2103504442400 is an apocalyptic number.

103504442400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103504442400 is an abundant number, since it is smaller than the sum of its proper divisors (261478123002).

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

103504442400 is a wasteful number, since it uses less digits than its factorization.

103504442400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14375643 (or 14375627 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 103504442400 its reverse (4244405301), we get a palindrome (107748847701).

It can be divided in two parts, 1035044 and 42400, that added together give a square (1077444 = 10382).

The spelling of 103504442400 in words is "one hundred three billion, five hundred four million, four hundred forty-two thousand, four hundred".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 72 75 80 90 96 100 120 144 150 160 180 200 225 240 288 300 360 400 450 480 600 720 800 900 1200 1440 1800 2400 3600 7200 14375617 28751234 43126851 57502468 71878085 86253702 115004936 129380553 143756170 172507404 215634255 230009872 258761106 287512340 345014808 359390425 431268510 460019744 517522212 575024680 646902765 690029616 718780850 862537020 1035044424 1078171275 1150049360 1293805530 1380059232 1437561700 1725074040 2070088848 2156342550 2300098720 2587611060 2875123400 3234513825 3450148080 4140177696 4312685100 5175222120 5750246800 6469027650 6900296160 8625370200 10350444240 11500493600 12938055300 17250740400 20700888480 25876110600 34501480800 51752221200 103504442400