Search a number
-
+
34751025 = 34521312
BaseRepresentation
bin1000010010010…
…0001000110001
32102101112110000
42010210020301
532344013100
63240500213
7601243641
oct204441061
972345400
1034751025
1118685a61
12b77a669
13727964a
144888521
1530b6900
hex2124231

34751025 has 45 divisors (see below), whose sum is σ = 64866043. Its totient is φ = 18392400.

The previous prime is 34750967. The next prime is 34751027. The reversal of 34751025 is 52015743.

It is a happy number.

The square root of 34751025 is 5895.

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

It can be written as a sum of positive squares in only one way, i.e., 12510369 + 22240656 = 3537^2 + 4716^2 .

It is a tau number, because it is divible by the number of its divisors (45).

It is not a de Polignac number, because 34751025 - 213 = 34742833 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34751025.

It is not an unprimeable number, because it can be changed into a prime (34751027) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 265210 + ... + 265340.

Almost surely, 234751025 is an apocalyptic number.

34751025 is the 5895-th square number.

34751025 is the 2948-th centered octagonal number.

It is an amenable number.

34751025 is a deficient number, since it is larger than the sum of its proper divisors (30115018).

34751025 is an equidigital number, since it uses as much as digits as its factorization.

34751025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The cubic root of 34751025 is about 326.3291524161.

Adding to 34751025 its reverse (52015743), we get a palindrome (86766768).

The spelling of 34751025 in words is "thirty-four million, seven hundred fifty-one thousand, twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 81 131 135 225 393 405 655 675 1179 1965 2025 3275 3537 5895 9825 10611 17161 17685 29475 51483 53055 85805 88425 154449 257415 265275 429025 463347 772245 1287075 1390041 2316735 3861225 6950205 11583675 34751025