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214765055 = 5317917539
BaseRepresentation
bin11001100110100…
…00110111111111
3112222010012021022
430303100313333
5414434440210
633151054355
75215321121
oct1463206777
9488105238
10214765055
1110025818a
125bb113bb
1335656a1b
1420747211
1513cc4155
hexccd0dff

214765055 has 16 divisors (see below), whose sum is σ = 269414400. Its totient is φ = 164155680.

The previous prime is 214765049. The next prime is 214765123. The reversal of 214765055 is 550567412.

It is not a de Polignac number, because 214765055 - 28 = 214764799 is a prime.

It is a super-2 number, since 2×2147650552 = 92248057698306050, 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 15 ways as a sum of consecutive naturals, for example, 3476 + ... + 21014.

It is an arithmetic number, because the mean of its divisors is an integer number (16838400).

Almost surely, 2214765055 is an apocalyptic number.

214765055 is a deficient number, since it is larger than the sum of its proper divisors (54649345).

214765055 is a wasteful number, since it uses less digits than its factorization.

214765055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17654.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 214765055 is about 14654.8645507217. The cubic root of 214765055 is about 598.8543462622.

The spelling of 214765055 in words is "two hundred fourteen million, seven hundred sixty-five thousand, fifty-five".

Divisors: 1 5 31 79 155 395 2449 12245 17539 87695 543709 1385581 2718545 6927905 42953011 214765055