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10301032125 = 32539156473
BaseRepresentation
bin10011001011111110…
…10100011010111101
3222120220012122120100
421211333110122331
5132044031012000
64422054511313
7513161220426
oct114577243275
928526178510
1010301032125
11440673399a
121bb5965539
13c82189ca7
146da12464d
15404522a00
hex265fd46bd

10301032125 has 24 divisors (see below), whose sum is σ = 18569329272. Its totient is φ = 5493883200.

The previous prime is 10301032121. The next prime is 10301032151. The reversal of 10301032125 is 52123010301.

It can be written as a sum of positive squares in 4 ways, for example, as 1120709529 + 9180322596 = 33477^2 + 95814^2 .

It is not a de Polignac number, because 10301032125 - 22 = 10301032121 is a prime.

It is a super-2 number, since 2×103010321252 (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10301032098 and 10301032107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10301032121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4577112 + ... + 4579361.

It is an arithmetic number, because the mean of its divisors is an integer number (773722053).

Almost surely, 210301032125 is an apocalyptic number.

10301032125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10301032125 is a deficient number, since it is larger than the sum of its proper divisors (8268297147).

10301032125 is an equidigital number, since it uses as much as digits as its factorization.

10301032125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9156494 (or 9156481 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

Adding to 10301032125 its reverse (52123010301), we get a palindrome (62424042426).

The spelling of 10301032125 in words is "ten billion, three hundred one million, thirty-two thousand, one hundred twenty-five".

Divisors: 1 3 5 9 15 25 45 75 125 225 375 1125 9156473 27469419 45782365 82408257 137347095 228911825 412041285 686735475 1144559125 2060206425 3433677375 10301032125