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143001214 = 2307232901
BaseRepresentation
bin10001000011000…
…00011001111110
3100222002012210021
420201200121332
5243102014324
622105002354
73354330106
oct1041403176
9328065707
10143001214
11737a1a24
123ba833ba
132381b405
1414dc6206
15c84aae4
hex886067e

143001214 has 8 divisors (see below), whose sum is σ = 215201448. Its totient is φ = 71267400.

The previous prime is 143001211. The next prime is 143001223. The reversal of 143001214 is 412100341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143001211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115837 + ... + 117064.

It is an arithmetic number, because the mean of its divisors is an integer number (26900181).

Almost surely, 2143001214 is an apocalyptic number.

143001214 is a deficient number, since it is larger than the sum of its proper divisors (72200234).

143001214 is a wasteful number, since it uses less digits than its factorization.

143001214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233210.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 143001214 is about 11958.3115028837. The cubic root of 143001214 is about 522.9336329841.

Adding to 143001214 its reverse (412100341), we get a palindrome (555101555).

The spelling of 143001214 in words is "one hundred forty-three million, one thousand, two hundred fourteen".

Divisors: 1 2 307 614 232901 465802 71500607 143001214