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748870134541 = 23643194925981
BaseRepresentation
bin10101110010111000010…
…00110110101100001101
32122120222001021110022221
422321130020312230031
544232141223301131
61332005353535341
7105050462054614
oct12713410665415
92576861243287
10748870134541
11269659739041
12101177114551
1355806100309
142836196087b
151472e667411
hexae5c236b0d

748870134541 has 16 divisors (see below), whose sum is σ = 783076694400. Its totient is φ = 714802080960.

The previous prime is 748870134517. The next prime is 748870134547. The reversal of 748870134541 is 145431078847.

It is a happy number.

748870134541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 748870134541 - 213 = 748870126349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (748870134547) 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, 28810771 + ... + 28836751.

It is an arithmetic number, because the mean of its divisors is an integer number (48942293400).

Almost surely, 2748870134541 is an apocalyptic number.

It is an amenable number.

748870134541 is a deficient number, since it is larger than the sum of its proper divisors (34206559859).

748870134541 is a wasteful number, since it uses less digits than its factorization.

748870134541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28596.

The product of its (nonzero) digits is 3010560, while the sum is 52.

The spelling of 748870134541 in words is "seven hundred forty-eight billion, eight hundred seventy million, one hundred thirty-four thousand, five hundred forty-one".

Divisors: 1 23 643 1949 14789 25981 44827 597563 1253207 16705783 28823761 50636969 384233009 1164650287 32559571067 748870134541