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6868495 = 537137271
BaseRepresentation
bin11010001100111000001111
3110220221210201
4122030320033
53224242440
6403114331
7112244524
oct32147017
913827721
106868495
113971447
1223729a7
1315663ca
14cab14b
1590a19a
hex68ce0f

6868495 has 16 divisors (see below), whose sum is σ = 8558208. Its totient is φ = 5287680.

The previous prime is 6868489. The next prime is 6868507. The reversal of 6868495 is 5948686.

It is not a de Polignac number, because 6868495 - 213 = 6860303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25210 + ... + 25480.

It is an arithmetic number, because the mean of its divisors is an integer number (534888).

Almost surely, 26868495 is an apocalyptic number.

6868495 is a deficient number, since it is larger than the sum of its proper divisors (1689713).

6868495 is a wasteful number, since it uses less digits than its factorization.

6868495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450.

The product of its digits is 414720, while the sum is 46.

The square root of 6868495 is about 2620.7813720339. The cubic root of 6868495 is about 190.0876327056.

The spelling of 6868495 in words is "six million, eight hundred sixty-eight thousand, four hundred ninety-five".

Divisors: 1 5 37 137 185 271 685 1355 5069 10027 25345 37127 50135 185635 1373699 6868495