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54240035211 = 3380914531709
BaseRepresentation
bin110010100000111101…
…010100000110001011
312012000002012021111000
4302200331110012023
51342040422111321
640530104110043
73630055456305
oct624075240613
9165002167430
1054240035211
11210040a428a
12a618a65323
1351653252bb
1428a78c8975
151626c31826
hexca0f5418b

54240035211 has 32 divisors (see below), whose sum is σ = 80557416000. Its totient is φ = 36069352704.

The previous prime is 54240035197. The next prime is 54240035231. The reversal of 54240035211 is 11253004245.

54240035211 is a `hidden beast` number, since 5 + 42 + 400 + 3 + 5 + 211 = 666.

It is not a de Polignac number, because 54240035211 - 29 = 54240034699 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (54240035231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31737025 + ... + 31738733.

It is an arithmetic number, because the mean of its divisors is an integer number (2517419250).

Almost surely, 254240035211 is an apocalyptic number.

54240035211 is a deficient number, since it is larger than the sum of its proper divisors (26317380789).

54240035211 is a wasteful number, since it uses less digits than its factorization.

54240035211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3980 (or 3974 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 54240035211 its reverse (11253004245), we get a palindrome (65493039456).

The spelling of 54240035211 in words is "fifty-four billion, two hundred forty million, thirty-five thousand, two hundred eleven".

Divisors: 1 3 9 27 809 1453 1709 2427 4359 5127 7281 13077 15381 21843 39231 46143 1175477 1382581 2483177 3526431 4147743 7449531 10579293 12443229 22348593 31737879 37329687 67045779 2008890193 6026670579 18080011737 54240035211