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10144125451 = 48991207061
BaseRepresentation
bin10010111001010001…
…10001001000001011
3222011221221222002001
421130220301020023
5131233344003301
64354331451431
7506244433525
oct113450611013
928157858061
1010144125451
114336104659
121b712b6b77
13c588104c5
146c335ca15
153e587bc01
hex25ca3120b

10144125451 has 4 divisors (see below), whose sum is σ = 10144381504. Its totient is φ = 10143869400.

The previous prime is 10144125449. The next prime is 10144125463. The reversal of 10144125451 is 15452144101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10144125451 - 21 = 10144125449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10144125421) 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, 54540 + ... + 152521.

It is an arithmetic number, because the mean of its divisors is an integer number (2536095376).

Almost surely, 210144125451 is an apocalyptic number.

10144125451 is a deficient number, since it is larger than the sum of its proper divisors (256053).

10144125451 is an equidigital number, since it uses as much as digits as its factorization.

10144125451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256052.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 10144125451 its reverse (15452144101), we get a palindrome (25596269552).

The spelling of 10144125451 in words is "ten billion, one hundred forty-four million, one hundred twenty-five thousand, four hundred fifty-one".

Divisors: 1 48991 207061 10144125451