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145411511244354 = 23237269381075233
BaseRepresentation
bin100001000100000001000001…
…011110010101011001000010
3201001212012112020100211122200
4201010001001132111121002
5123024410233334304404
61233133043121414030
742425430542643345
oct4104010136253102
9631765466324580
10145411511244354
1142372748255393
1214385884a9a316
13631a328c2b794
1427c9d5198845c
1511c2748ed0839
hex844041795642

145411511244354 has 48 divisors (see below), whose sum is σ = 323693520346872. Its totient is φ = 47142977301504.

The previous prime is 145411511244353. The next prime is 145411511244371. The reversal of 145411511244354 is 453442115114541.

145411511244354 is a `hidden beast` number, since 1 + 4 + 5 + 4 + 1 + 1 + 51 + 1 + 244 + 354 = 666.

145411511244354 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 143599598723025 + 1811912521329 = 11983305^2 + 1346073^2 .

It is a super-2 number, since 2×1454115112443542 (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145411511244353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38744079 + ... + 42331154.

Almost surely, 2145411511244354 is an apocalyptic number.

145411511244354 is an abundant number, since it is smaller than the sum of its proper divisors (178282009102518).

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

145411511244354 is a wasteful number, since it uses less digits than its factorization.

145411511244354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81077971 (or 81077968 counting only the distinct ones).

The product of its digits is 768000, while the sum is 45.

Adding to 145411511244354 its reverse (453442115114541), we get a palindrome (598853626358895).

The spelling of 145411511244354 in words is "one hundred forty-five trillion, four hundred eleven billion, five hundred eleven million, two hundred forty-four thousand, three hundred fifty-four".

Divisors: 1 2 3 6 9 18 37 74 111 222 333 666 2693 5386 8079 16158 24237 48474 99641 199282 298923 597846 896769 1793538 81075233 162150466 243225699 486451398 729677097 1459354194 2999783621 5999567242 8999350863 17998701726 26998052589 53996105178 218335602469 436671204938 655006807407 1310013614814 1965020422221 3930040844442 8078417291353 16156834582706 24235251874059 48470503748118 72705755622177 145411511244354