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214755342 = 2373490309
BaseRepresentation
bin11001100110011…
…10100000001110
3112222002200221120
430303032200032
5414434132332
633150541410
75215250604
oct1463164016
9488080846
10214755342
1110025095a
125bb07866
1335652489
1420743874
1513cc132c
hexccce80e

214755342 has 16 divisors (see below), whose sum is σ = 435395280. Its totient is φ = 70604352.

The previous prime is 214755337. The next prime is 214755389. The reversal of 214755342 is 243557412.

It is a super-2 number, since 2×2147553422 = 92239713835073928, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 244717 + ... + 245592.

It is an arithmetic number, because the mean of its divisors is an integer number (27212205).

Almost surely, 2214755342 is an apocalyptic number.

214755342 is an abundant number, since it is smaller than the sum of its proper divisors (220639938).

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

214755342 is a wasteful number, since it uses less digits than its factorization.

214755342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490387.

The product of its digits is 33600, while the sum is 33.

The square root of 214755342 is about 14654.5331553073. The cubic root of 214755342 is about 598.8453181641.

The spelling of 214755342 in words is "two hundred fourteen million, seven hundred fifty-five thousand, three hundred forty-two".

Divisors: 1 2 3 6 73 146 219 438 490309 980618 1470927 2941854 35792557 71585114 107377671 214755342