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214791796 = 22389138041
BaseRepresentation
bin11001100110101…
…11011001110100
3112222011112221201
430303113121310
5414441314141
633151422244
75215462102
oct1463273164
9488145851
10214791796
1110027628a
125bb24984
1335665c4b
1420752c72
1513ccc031
hexccd7674

214791796 has 12 divisors (see below), whose sum is σ = 376854660. Its totient is φ = 107119040.

The previous prime is 214791781. The next prime is 214791817. The reversal of 214791796 is 697197412.

It can be written as a sum of positive squares in 2 ways, for example, as 149181796 + 65610000 = 12214^2 + 8100^2 .

It is a super-2 number, since 2×2147917962 = 92271031257811232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67465 + ... + 70576.

It is an arithmetic number, because the mean of its divisors is an integer number (31404555).

Almost surely, 2214791796 is an apocalyptic number.

It is an amenable number.

214791796 is a deficient number, since it is larger than the sum of its proper divisors (162062864).

214791796 is a wasteful number, since it uses less digits than its factorization.

214791796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138434 (or 138432 counting only the distinct ones).

The product of its digits is 190512, while the sum is 46.

The square root of 214791796 is about 14655.7768814894. The cubic root of 214791796 is about 598.8792002427.

The spelling of 214791796 in words is "two hundred fourteen million, seven hundred ninety-one thousand, seven hundred ninety-six".

Divisors: 1 2 4 389 778 1556 138041 276082 552164 53697949 107395898 214791796