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54245054245 = 5191015719901
BaseRepresentation
bin110010100001010000…
…011101011100100101
312012000102122021022011
4302201100131130211
51342043213213440
640530403434221
73630146232124
oct624120353445
9165012567264
1054245054245
1121006a12148
12a61a685971
135166391945
1428a8433abb
1516273c39ea
hexca141d725

54245054245 has 32 divisors (see below), whose sum is σ = 69326674560. Its totient is φ = 40629600000.

The previous prime is 54245054221. The next prime is 54245054249.

54245054245 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 54245054245 - 27 = 54245054117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54245054198 and 54245054207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54245054249) 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, 5473795 + ... + 5483695.

It is an arithmetic number, because the mean of its divisors is an integer number (2166458580).

Almost surely, 254245054245 is an apocalyptic number.

It is an amenable number.

54245054245 is a deficient number, since it is larger than the sum of its proper divisors (15081620315).

54245054245 is a wasteful number, since it uses less digits than its factorization.

54245054245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10597.

The product of its (nonzero) digits is 640000, while the sum is 40.

It can be divided in two parts, 542450 and 54245, that added together give a palindrome (596695).

The spelling of 54245054245 in words is "fifty-four billion, two hundred forty-five million, fifty-four thousand, two hundred forty-five".

Divisors: 1 5 19 95 101 505 571 1919 2855 9595 9901 10849 49505 54245 57671 188119 288355 940595 1000001 1095749 5000005 5478745 5653471 19000019 28267355 95000095 107415949 537079745 571000571 2855002855 10849010849 54245054245