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225044754 = 231121072897
BaseRepresentation
bin11010110100111…
…10100100010010
3120200110110100220
431122132210102
5430102413004
634155253510
75401564104
oct1532364422
9520413326
10225044754
11106039500
126344a296
133781599c
1421c61574
1514b54dd9
hexd69e912

225044754 has 48 divisors (see below), whose sum is σ = 499522464. Its totient is φ = 67534720.

The previous prime is 225044749. The next prime is 225044761. The reversal of 225044754 is 457440522.

225044754 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76234 + ... + 79130.

It is an arithmetic number, because the mean of its divisors is an integer number (10406718).

Almost surely, 2225044754 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225044754, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249761232).

225044754 is an abundant number, since it is smaller than the sum of its proper divisors (274477710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225044754 is a wasteful number, since it uses less digits than its factorization.

225044754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031 (or 3020 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 33.

The square root of 225044754 is about 15001.4917258251. The cubic root of 225044754 is about 608.2605232347.

The spelling of 225044754 in words is "two hundred twenty-five million, forty-four thousand, seven hundred fifty-four".

Divisors: 1 2 3 6 11 22 33 66 107 121 214 242 321 363 642 726 1177 2354 2897 3531 5794 7062 8691 12947 17382 25894 31867 38841 63734 77682 95601 191202 309979 350537 619958 701074 929937 1051611 1859874 2103222 3409769 6819538 10229307 20458614 37507459 75014918 112522377 225044754