Search a number
-
+
54302025512 = 2379722514441
BaseRepresentation
bin110010100100101001…
…110010011100101000
312012011101211201012002
4302210221302130220
51342202304304022
640540200510132
73631440413120
oct624451623450
9165141751162
1054302025512
1121036094539
12a63577b348
13517511b157
1428b1c23c80
15162c3c9092
hexca4a72728

54302025512 has 64 divisors (see below), whose sum is σ = 117639795840. Its totient is φ = 23016960000.

The previous prime is 54302025511. The next prime is 54302025539. The reversal of 54302025512 is 21552020345.

It is not an unprimeable number, because it can be changed into a prime (54302025511) 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, 12225212 + ... + 12229652.

It is an arithmetic number, because the mean of its divisors is an integer number (1838121810).

Almost surely, 254302025512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54302025512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58819897920).

54302025512 is an abundant number, since it is smaller than the sum of its proper divisors (63337770328).

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

54302025512 is a wasteful number, since it uses less digits than its factorization.

54302025512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6802 (or 6798 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 54302025512 its reverse (21552020345), we get a palindrome (75854045857).

The spelling of 54302025512 in words is "fifty-four billion, three hundred two million, twenty-five thousand, five hundred twelve".

Divisors: 1 2 4 7 8 14 28 56 97 194 388 679 776 1358 2251 2716 4441 4502 5432 8882 9004 15757 17764 18008 31087 31514 35528 62174 63028 124348 126056 218347 248696 430777 436694 861554 873388 1528429 1723108 1746776 3015439 3056858 3446216 6030878 6113716 9996691 12061756 12227432 19993382 24123512 39986764 69976837 79973528 139953674 279907348 559814696 969679027 1939358054 3878716108 6787753189 7757432216 13575506378 27151012756 54302025512