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6992125 = 53761131
BaseRepresentation
bin11010101011000011111101
3111011020101121
4122223003331
53242222000
6405510541
7113301130
oct32530375
914136347
106992125
113a46318
122412451
1315aa76a
14d00217
15931b1a
hex6ab0fd

6992125 has 32 divisors (see below), whose sum is σ = 10213632. Its totient is φ = 4680000.

The previous prime is 6992119. The next prime is 6992137. The reversal of 6992125 is 5212996.

It is not a de Polignac number, because 6992125 - 27 = 6991997 is a prime.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

6992125 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53310 + ... + 53440.

It is an arithmetic number, because the mean of its divisors is an integer number (319176).

Almost surely, 26992125 is an apocalyptic number.

It is an amenable number.

6992125 is a deficient number, since it is larger than the sum of its proper divisors (3221507).

6992125 is a wasteful number, since it uses less digits than its factorization.

6992125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214 (or 204 counting only the distinct ones).

The product of its digits is 9720, while the sum is 34.

The square root of 6992125 is about 2644.2626571504. The cubic root of 6992125 is about 191.2213564405.

It can be divided in two parts, 6992 and 125, that added together give a palindrome (7117).

The spelling of 6992125 in words is "six million, nine hundred ninety-two thousand, one hundred twenty-five".

Divisors: 1 5 7 25 35 61 125 131 175 305 427 655 875 917 1525 2135 3275 4585 7625 7991 10675 16375 22925 39955 53375 55937 114625 199775 279685 998875 1398425 6992125