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225756037 = 1372723887
BaseRepresentation
bin11010111010011…
…00001110000101
3120201210121001201
431131030032011
5430243143122
634222422501
75410615603
oct1535141605
9521717051
10225756037
11106484941
1263731a31
1337a04670
1421da8873
1514c45a27
hexd74c385

225756037 has 8 divisors (see below), whose sum is σ = 243466496. Its totient is φ = 208094832.

The previous prime is 225756029. The next prime is 225756061. The reversal of 225756037 is 730657522.

225756037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 225756037 - 23 = 225756029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225755987 and 225756005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225756067) 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, 2493 + ... + 21394.

It is an arithmetic number, because the mean of its divisors is an integer number (30433312).

Almost surely, 2225756037 is an apocalyptic number.

It is an amenable number.

225756037 is a deficient number, since it is larger than the sum of its proper divisors (17710459).

225756037 is a wasteful number, since it uses less digits than its factorization.

225756037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24627.

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 225756037 is about 15025.1800987542. The cubic root of 225756037 is about 608.9006779154.

The spelling of 225756037 in words is "two hundred twenty-five million, seven hundred fifty-six thousand, thirty-seven".

Divisors: 1 13 727 9451 23887 310531 17365849 225756037