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145124714 = 2718157271
BaseRepresentation
bin10001010011001…
…10110101101010
3101010002002200102
420221212311222
5244122442324
622222305402
73411353060
oct1051466552
9333062612
10145124714
1174a12389
1240728262
13240b2b17
14153ba030
15cb19dae
hex8a66d6a

145124714 has 16 divisors (see below), whose sum is σ = 250164096. Its totient is φ = 61851600.

The previous prime is 145124663. The next prime is 145124723. The reversal of 145124714 is 417421541.

It is a happy number.

145124714 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1451247142 = 42122365227163592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26102 + ... + 31169.

It is an arithmetic number, because the mean of its divisors is an integer number (15635256).

Almost surely, 2145124714 is an apocalyptic number.

145124714 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

145124714 is a deficient number, since it is larger than the sum of its proper divisors (105039382).

145124714 is a wasteful number, since it uses less digits than its factorization.

145124714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57461.

The product of its digits is 4480, while the sum is 29.

The square root of 145124714 is about 12046.7719327627. The cubic root of 145124714 is about 525.5093638478.

The spelling of 145124714 in words is "one hundred forty-five million, one hundred twenty-four thousand, seven hundred fourteen".

Divisors: 1 2 7 14 181 362 1267 2534 57271 114542 400897 801794 10366051 20732102 72562357 145124714