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6996860 = 22513171583
BaseRepresentation
bin11010101100001101111100
3111011110212222
4122230031330
53242344420
6405544512
7113321003
oct32541574
914143788
106996860
113a49932
122415138
1315ac970
14d01c3a
15933225
hex6ac37c

6996860 has 48 divisors (see below), whose sum is σ = 16765056. Its totient is φ = 2429952.

The previous prime is 6996851. The next prime is 6996907. The reversal of 6996860 is 686996.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3629 + ... + 5211.

It is an arithmetic number, because the mean of its divisors is an integer number (349272).

Almost surely, 26996860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6996860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8382528).

6996860 is an abundant number, since it is smaller than the sum of its proper divisors (9768196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6996860 is a wasteful number, since it uses less digits than its factorization.

6996860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1622 (or 1620 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 6996860 is about 2645.1578402810. The cubic root of 6996860 is about 191.2645111236.

The spelling of 6996860 in words is "six million, nine hundred ninety-six thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 13 17 20 26 34 52 65 68 85 130 170 221 260 340 442 884 1105 1583 2210 3166 4420 6332 7915 15830 20579 26911 31660 41158 53822 82316 102895 107644 134555 205790 269110 349843 411580 538220 699686 1399372 1749215 3498430 6996860