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6220925 = 522331349
BaseRepresentation
bin10111101110110001111101
3102201001111122
4113232301331
53043032200
6341200325
7103606544
oct27566175
912631448
106220925
113569967
1221000a5
13139a729
14b7d15b
1582d385
hex5eec7d

6220925 has 24 divisors (see below), whose sum is σ = 8332800. Its totient is φ = 4593600.

The previous prime is 6220897. The next prime is 6220927. The reversal of 6220925 is 5290226.

6220925 = T160 + T161 + ... + T345.

It is not a de Polignac number, because 6220925 - 210 = 6219901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6220894 and 6220903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6220927) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17651 + ... + 17999.

It is an arithmetic number, because the mean of its divisors is an integer number (347200).

Almost surely, 26220925 is an apocalyptic number.

It is an amenable number.

6220925 is a deficient number, since it is larger than the sum of its proper divisors (2111875).

6220925 is a wasteful number, since it uses less digits than its factorization.

6220925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 6220925 is about 2494.1782213787. The cubic root of 6220925 is about 183.9154956165.

The spelling of 6220925 in words is "six million, two hundred twenty thousand, nine hundred twenty-five".

Divisors: 1 5 23 25 31 115 155 349 575 713 775 1745 3565 8027 8725 10819 17825 40135 54095 200675 248837 270475 1244185 6220925