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145144310 = 2514514431
BaseRepresentation
bin10001010011010…
…11100111110110
3101010010002120012
420221223213312
5244124104220
622222540222
73411464153
oct1051534766
9333102505
10145144310
1174a26083
1240737672
13240bba0c
14153c322a
15cb20ac5
hex8a6b9f6

145144310 has 8 divisors (see below), whose sum is σ = 261259776. Its totient is φ = 58057720.

The previous prime is 145144273. The next prime is 145144331. The reversal of 145144310 is 13441541.

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

It is a super-2 number, since 2×1451443102 = 42133741450752200, 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, 7257206 + ... + 7257225.

It is an arithmetic number, because the mean of its divisors is an integer number (32657472).

Almost surely, 2145144310 is an apocalyptic number.

145144310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145144310 is a deficient number, since it is larger than the sum of its proper divisors (116115466).

145144310 is a wasteful number, since it uses less digits than its factorization.

145144310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14514438.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 145144310 is about 12047.5852352245. The cubic root of 145144310 is about 525.5330157303.

Adding to 145144310 its reverse (13441541), we get a palindrome (158585851).

The spelling of 145144310 in words is "one hundred forty-five million, one hundred forty-four thousand, three hundred ten".

Divisors: 1 2 5 10 14514431 29028862 72572155 145144310