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125502223 = 7111629899
BaseRepresentation
bin1110111101100…
…00001100001111
322202011011200111
413132300030033
5224112032343
620241540451
73052515460
oct736601417
9282134614
10125502223
116492a750
1236044727
1320002492
141294cd67
15b040c9d
hex77b030f

125502223 has 8 divisors (see below), whose sum is σ = 156470400. Its totient is φ = 97793880.

The previous prime is 125502161. The next prime is 125502281. The reversal of 125502223 is 322205521.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-125502223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125502194 and 125502203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125502023) 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, 814873 + ... + 815026.

It is an arithmetic number, because the mean of its divisors is an integer number (19558800).

Almost surely, 2125502223 is an apocalyptic number.

125502223 is a deficient number, since it is larger than the sum of its proper divisors (30968177).

125502223 is a wasteful number, since it uses less digits than its factorization.

125502223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629917.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 125502223 is about 11202.7774681103. Note that the first 3 decimals coincide. The cubic root of 125502223 is about 500.6687358526.

Adding to 125502223 its reverse (322205521), we get a palindrome (447707744).

The spelling of 125502223 in words is "one hundred twenty-five million, five hundred two thousand, two hundred twenty-three".

Divisors: 1 7 11 77 1629899 11409293 17928889 125502223