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145200411 = 3316973169
BaseRepresentation
bin10001010011110…
…01010100011011
3101010012221112000
420221321110123
5244132403121
622224052043
73412116546
oct1051712433
9333187460
10145200411
1174a64244
1240764023
132410b405
14153d985d
15cb32526
hex8a7951b

145200411 has 16 divisors (see below), whose sum is σ = 215306400. Its totient is φ = 96712704.

The previous prime is 145200401. The next prime is 145200463. The reversal of 145200411 is 114002541.

145200411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145200411 - 215 = 145167643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145200401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44235 + ... + 47403.

It is an arithmetic number, because the mean of its divisors is an integer number (13456650).

Almost surely, 2145200411 is an apocalyptic number.

145200411 is a deficient number, since it is larger than the sum of its proper divisors (70105989).

145200411 is a wasteful number, since it uses less digits than its factorization.

145200411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4875 (or 4869 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 145200411 is about 12049.9133191903. The cubic root of 145200411 is about 525.6007164666.

Adding to 145200411 its reverse (114002541), we get a palindrome (259202952).

The spelling of 145200411 in words is "one hundred forty-five million, two hundred thousand, four hundred eleven".

Divisors: 1 3 9 27 1697 3169 5091 9507 15273 28521 45819 85563 5377793 16133379 48400137 145200411