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35940025 = 521121092
BaseRepresentation
bin1000100100011…
…0011010111001
32111121221110001
42021012122321
533200040100
63322153001
7614325262
oct211063271
974557401
1035940025
1119318300
1210052761
1375a48b4
144ab7969
15324dd6a
hex22466b9

35940025 has 27 divisors (see below), whose sum is σ = 49438893. Its totient is φ = 25898400.

The previous prime is 35940011. The next prime is 35940031. The reversal of 35940025 is 52004953.

35940025 = 13 + 23 + ... + 1093.

The square root of 35940025 is 5995.

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

It can be written as a sum of positive squares in 4 ways, for example, as 131769 + 35808256 = 363^2 + 5984^2 .

It is not a de Polignac number, because 35940025 - 223 = 27551417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 35939975 and 35940002.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 329671 + ... + 329779.

Almost surely, 235940025 is an apocalyptic number.

35940025 is the 5995-th square number.

35940025 is the 2998-th centered octagonal number.

It is an amenable number.

35940025 is a deficient number, since it is larger than the sum of its proper divisors (13498868).

35940025 is a wasteful number, since it uses less digits than its factorization.

35940025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The cubic root of 35940025 is about 330.0092589995.

Adding to 35940025 its reverse (52004953), we get a palindrome (87944978).

The spelling of 35940025 in words is "thirty-five million, nine hundred forty thousand, twenty-five".

Divisors: 1 5 11 25 55 109 121 275 545 605 1199 2725 3025 5995 11881 13189 29975 59405 65945 130691 297025 329725 653455 1437601 3267275 7188005 35940025