[go: up one dir, main page]

Search a number
-
+
125036453 = 127984539
BaseRepresentation
bin1110111001111…
…10011110100101
322201021111202202
413130332132211
5224002131303
620223544245
73045535523
oct734763645
9281244682
10125036453
1164641813
1235a5b085
131cb9b489
141286b313
15ae9cc88
hex773e7a5

125036453 has 4 divisors (see below), whose sum is σ = 126021120. Its totient is φ = 124051788.

The previous prime is 125036449. The next prime is 125036489. The reversal of 125036453 is 354630521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 354630521 = 750661503.

It is a cyclic number.

It is not a de Polignac number, because 125036453 - 22 = 125036449 is a prime.

It is a super-2 number, since 2×1250364532 = 31268229157642418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125036413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492143 + ... + 492396.

It is an arithmetic number, because the mean of its divisors is an integer number (31505280).

Almost surely, 2125036453 is an apocalyptic number.

It is an amenable number.

125036453 is a deficient number, since it is larger than the sum of its proper divisors (984667).

125036453 is an equidigital number, since it uses as much as digits as its factorization.

125036453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984666.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 125036453 is about 11181.9699963826. The cubic root of 125036453 is about 500.0485992761.

Adding to 125036453 its reverse (354630521), we get a palindrome (479666974).

The spelling of 125036453 in words is "one hundred twenty-five million, thirty-six thousand, four hundred fifty-three".

Divisors: 1 127 984539 125036453