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16010344525 = 527223356093
BaseRepresentation
bin11101110100100101…
…00111100001001101
31112022210021202211011
432322102213201031
5230242122011100
611204405125221
71104515453200
oct167222474115
945283252734
1016010344525
11687647089a
1231299b9811
131681c68856
14abc4a5937
1563a88abba
hex3ba4a784d

16010344525 has 36 divisors (see below), whose sum is σ = 23193634932. Its totient is φ = 10931208960.

The previous prime is 16010344517. The next prime is 16010344561. The reversal of 16010344525 is 52544301061.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 3020271849 + 12990072676 = 54957^2 + 113974^2 .

It is not a de Polignac number, because 16010344525 - 23 = 16010344517 is a prime.

It is a super-2 number, since 2×160103445252 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 257379 + ... + 313471.

It is an arithmetic number, because the mean of its divisors is an integer number (644267637).

Almost surely, 216010344525 is an apocalyptic number.

It is an amenable number.

16010344525 is a deficient number, since it is larger than the sum of its proper divisors (7183290407).

16010344525 is a wasteful number, since it uses less digits than its factorization.

16010344525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56350 (or 56338 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 16010344525 its reverse (52544301061), we get a palindrome (68554645586).

The spelling of 16010344525 in words is "sixteen billion, ten million, three hundred forty-four thousand, five hundred twenty-five".

Divisors: 1 5 7 25 35 49 175 233 245 1165 1225 1631 5825 8155 11417 40775 56093 57085 280465 285425 392651 1402325 1963255 2748557 9816275 13069669 13742785 65348345 68713925 91487683 326741725 457438415 640413781 2287192075 3202068905 16010344525