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1225060753 = 7237609073
BaseRepresentation
bin100100100000100…
…1111000110010001
310011101011112102111
41021001033012101
510002103421003
6321321145321
742233562460
oct11101170621
93141145374
101225060753
11579573304
122a232b241
13166a5a227
14b89b49d7
157283ae6d
hex4904f191

1225060753 has 8 divisors (see below), whose sum is σ = 1460942208. Its totient is φ = 1004397504.

The previous prime is 1225060747. The next prime is 1225060769. The reversal of 1225060753 is 3570605221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1225060753 - 25 = 1225060721 is a prime.

It is a super-3 number, since 3×12250607533 (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1225060723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3804376 + ... + 3804697.

It is an arithmetic number, because the mean of its divisors is an integer number (182617776).

Almost surely, 21225060753 is an apocalyptic number.

It is an amenable number.

1225060753 is a deficient number, since it is larger than the sum of its proper divisors (235881455).

1225060753 is an equidigital number, since it uses as much as digits as its factorization.

1225060753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7609103.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 1225060753 is about 35000.8678892395. The cubic root of 1225060753 is about 1070.0051686943.

Adding to 1225060753 its reverse (3570605221), we get a palindrome (4795665974).

The spelling of 1225060753 in words is "one billion, two hundred twenty-five million, sixty thousand, seven hundred fifty-three".

Divisors: 1 7 23 161 7609073 53263511 175008679 1225060753