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48172547448 = 23368260039
BaseRepresentation
bin101100110111010011…
…101011110101111000
311121100020010222000000
4230313103223311320
51242124133004243
634044040513000
73323521616514
oct546723536570
9147306128000
1048172547448
1119480168993
129404a7b760
13470928a35c
14248db4d144
1513be2175d3
hexb374ebd78

48172547448 has 56 divisors (see below), whose sum is σ = 135423355800. Its totient is φ = 16057513872.

The previous prime is 48172547447. The next prime is 48172547453. The reversal of 48172547448 is 84474527184.

It is a happy number.

48172547448 is a `hidden beast` number, since 4 + 81 + 72 + 54 + 7 + 448 = 666.

It is a super-2 number, since 2×481725474482 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 48172547394 and 48172547403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48172547447) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 4124188 + ... + 4135851.

Almost surely, 248172547448 is an apocalyptic number.

It is an amenable number.

48172547448 is an abundant number, since it is smaller than the sum of its proper divisors (87250808352).

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

48172547448 is an equidigital number, since it uses as much as digits as its factorization.

48172547448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8260063 (or 8260044 counting only the distinct ones).

The product of its digits is 8028160, while the sum is 54.

The spelling of 48172547448 in words is "forty-eight billion, one hundred seventy-two million, five hundred forty-seven thousand, four hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 243 324 486 648 729 972 1458 1944 2916 5832 8260039 16520078 24780117 33040156 49560234 66080312 74340351 99120468 148680702 198240936 223021053 297361404 446042106 594722808 669063159 892084212 1338126318 1784168424 2007189477 2676252636 4014378954 5352505272 6021568431 8028757908 12043136862 16057515816 24086273724 48172547448