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207255134 = 2748713841
BaseRepresentation
bin11000101101001…
…11011001011110
3112102222122121002
430112213121132
5411024131014
632322110302
75064432242
oct1426473136
9472878532
10207255134
11a6a98939
12594ab392
1333c27698
141d750422
15132dddde
hexc5a765e

207255134 has 8 divisors (see below), whose sum is σ = 310946688. Its totient is φ = 103606240.

The previous prime is 207255133. The next prime is 207255149. The reversal of 207255134 is 431552702.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 207255097 and 207255106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207255133) 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, 8054 + ... + 21894.

It is an arithmetic number, because the mean of its divisors is an integer number (38868336).

Almost surely, 2207255134 is an apocalyptic number.

207255134 is a deficient number, since it is larger than the sum of its proper divisors (103691554).

207255134 is a wasteful number, since it uses less digits than its factorization.

207255134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21330.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 207255134 is about 14396.3583589740. The cubic root of 207255134 is about 591.7911040876.

The spelling of 207255134 in words is "two hundred seven million, two hundred fifty-five thousand, one hundred thirty-four".

Divisors: 1 2 7487 13841 14974 27682 103627567 207255134