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148872428379 = 32531907163661
BaseRepresentation
bin1000101010100101111…
…1001111101101011011
3112020021011201221101200
42022221133033231123
54414342320202004
6152220244445243
713520124522303
oct2125137175533
9466234657350
10148872428379
1158155671984
1224a290a9823
1311066a96c0c
1472c3b16603
153d14aee239
hex22a97cfb5b

148872428379 has 24 divisors (see below), whose sum is σ = 219211501392. Its totient is φ = 97324019520.

The previous prime is 148872428333. The next prime is 148872428473. The reversal of 148872428379 is 973824278841.

148872428379 is a `hidden beast` number, since 1 + 488 + 7 + 2 + 4 + 2 + 83 + 79 = 666.

It is not a de Polignac number, because 148872428379 - 27 = 148872428251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148872428329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 827809 + ... + 991469.

It is an arithmetic number, because the mean of its divisors is an integer number (9133812558).

Almost surely, 2148872428379 is an apocalyptic number.

148872428379 is a deficient number, since it is larger than the sum of its proper divisors (70339073013).

148872428379 is a wasteful number, since it uses less digits than its factorization.

148872428379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165627 (or 165624 counting only the distinct ones).

The product of its digits is 43352064, while the sum is 63.

The spelling of 148872428379 in words is "one hundred forty-eight billion, eight hundred seventy-two million, four hundred twenty-eight thousand, three hundred seventy-nine".

Divisors: 1 3 9 53 159 477 1907 5721 17163 101071 163661 303213 490983 909639 1472949 8674033 26022099 78066297 312101527 936304581 2808913743 16541380931 49624142793 148872428379