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10125726 = 2313433019
BaseRepresentation
bin100110101000…
…000110011110
3201001102212220
4212220012132
510043010401
61001010210
7152032032
oct46500636
921042786
1010125726
115796676
123483966
132136b70
1414b81c2
15d50336
hex9a819e

10125726 has 32 divisors (see below), whose sum is σ = 22323840. Its totient is φ = 3042144.

The previous prime is 10125721. The next prime is 10125737. The reversal of 10125726 is 62752101.

It is a junction number, because it is equal to n+sod(n) for n = 10125696 and 10125705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10125721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1845 + ... + 4863.

It is an arithmetic number, because the mean of its divisors is an integer number (697620).

Almost surely, 210125726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10125726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11161920).

10125726 is an abundant number, since it is smaller than the sum of its proper divisors (12198114).

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

10125726 is a wasteful number, since it uses less digits than its factorization.

10125726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 10125726 is about 3182.0945931886. The cubic root of 10125726 is about 216.3426061543.

Adding to 10125726 its reverse (62752101), we get a palindrome (72877827).

The spelling of 10125726 in words is "ten million, one hundred twenty-five thousand, seven hundred twenty-six".

Divisors: 1 2 3 6 13 26 39 43 78 86 129 258 559 1118 1677 3019 3354 6038 9057 18114 39247 78494 117741 129817 235482 259634 389451 778902 1687621 3375242 5062863 10125726