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103835395225 = 521742232
BaseRepresentation
bin110000010110100010…
…0100110010010011001
3100221000110121121101201
41200231010212102121
53200123330121400
6115411252514201
710334065203532
oct1405504462231
9327013547351
10103835395225
1140044412321
121815a31b961
139a3a2ba783
1450505a7689
152a7ace806a
hex182d126499

103835395225 has 45 divisors (see below), whose sum is σ = 137419254363. Its totient is φ = 77831352960.

The previous prime is 103835395211. The next prime is 103835395229. The reversal of 103835395225 is 522593538301.

The square root of 103835395225 is 322235.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 7 ways, for example, as 11314789641 + 92520605584 = 106371^2 + 304172^2 .

It is not a de Polignac number, because 103835395225 - 25 = 103835395193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103835395229) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 465629464 + ... + 465629686.

Almost surely, 2103835395225 is an apocalyptic number.

103835395225 is the 322235-th square number.

103835395225 is the 161118-th centered octagonal number.

It is an amenable number.

103835395225 is a deficient number, since it is larger than the sum of its proper divisors (33583859138).

103835395225 is an frugal number, since it uses more digits than its factorization.

103835395225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 103835395225 in words is "one hundred three billion, eight hundred thirty-five million, three hundred ninety-five thousand, two hundred twenty-five".

Divisors: 1 5 17 25 85 223 289 425 1115 1445 3791 4913 5575 7225 18955 24565 49729 64447 83521 94775 122825 248645 322235 417605 845393 1095599 1243225 1611175 2088025 4226965 5477995 14371681 18625183 21134825 27389975 71858405 93125915 244318577 359292025 465629575 1221592885 4153415809 6107964425 20767079045 103835395225