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10501154225 = 521613260413
BaseRepresentation
bin10011100011110101…
…01110010110110001
31000002211202220110222
421301322232112301
5133001243413400
64454004102425
7521141223662
oct116172562661
930084686428
1010501154225
1144a969a661
122050994a15
13cb4787a33
14718939369
15416da3185
hex271eae5b1

10501154225 has 12 divisors (see below), whose sum is σ = 13029554076. Its totient is φ = 8395682880.

The previous prime is 10501154177. The next prime is 10501154231. The reversal of 10501154225 is 52245110501.

It can be written as a sum of positive squares in 6 ways, for example, as 414366736 + 10086787489 = 20356^2 + 100433^2 .

It is not a de Polignac number, because 10501154225 - 26 = 10501154161 is a prime.

It is a super-2 number, since 2×105011542252 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10501154194 and 10501154203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89882 + ... + 170531.

It is an arithmetic number, because the mean of its divisors is an integer number (1085796173).

Almost surely, 210501154225 is an apocalyptic number.

It is an amenable number.

10501154225 is a deficient number, since it is larger than the sum of its proper divisors (2528399851).

10501154225 is a wasteful number, since it uses less digits than its factorization.

10501154225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262036 (or 262031 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 10501154225 its reverse (52245110501), we get a palindrome (62746264726).

The spelling of 10501154225 in words is "ten billion, five hundred one million, one hundred fifty-four thousand, two hundred twenty-five".

Divisors: 1 5 25 1613 8065 40325 260413 1302065 6510325 420046169 2100230845 10501154225