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10142982888025 = 5213437692
BaseRepresentation
bin1001001110011001100011…
…1001000101101001011001
31022220122210220202112200211
42103212120321011221121
52312140312104404100
633323342204331121
72064543400006201
oct223463071055131
938818726675624
1010142982888025
113260684460079
121179940543aa1
1358762c9c0000
14270ccc98b401
15128c979781ba
hex93998e45a59

10142982888025 has 45 divisors (see below), whose sum is σ = 13628986390401. Its totient is φ = 7488215429760.

The previous prime is 10142982887987. The next prime is 10142982888041. The reversal of 10142982888025 is 52088828924101.

It is a happy number.

The square root of 10142982888025 is 3184805.

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

It can be written as a sum of positive squares in 22 ways, for example, as 7240334679369 + 2902648208656 = 2690787^2 + 1703716^2 .

It is not a de Polignac number, because 10142982888025 - 219 = 10142982363737 is a prime.

It is a super-3 number, since 3×101429828880253 (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 2691158341 + ... + 2691162109.

Almost surely, 210142982888025 is an apocalyptic number.

10142982888025 is the 3184805-th square number.

10142982888025 is the 1592403-rd centered octagonal number.

It is an amenable number.

10142982888025 is a deficient number, since it is larger than the sum of its proper divisors (3486003502376).

10142982888025 is an frugal number, since it uses more digits than its factorization.

10142982888025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7600 (or 3787 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 58.

The spelling of 10142982888025 in words is "ten trillion, one hundred forty-two billion, nine hundred eighty-two million, eight hundred eighty-eight thousand, twenty-five".

Divisors: 1 5 13 25 65 169 325 845 2197 3769 4225 10985 18845 28561 48997 54925 94225 142805 244985 636961 714025 1224925 3184805 8280493 14205361 15924025 41402465 71026805 107646409 184669693 207012325 355134025 538232045 923348465 2400706009 2691160225 4616742325 12003530045 31209178117 60017650225 156045890585 405719315521 780229452925 2028596577605 10142982888025