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148056930 = 23357219231
BaseRepresentation
bin10001101001100…
…10101101100010
3101022121001221000
420310302231202
5300400310210
622405212430
73445314600
oct1064625542
9338531830
10148056930
11766353aa
1241701116
132489b668
1415940870
15cee8ac0
hex8d32b62

148056930 has 288 divisors, whose sum is σ = 500359680. Its totient is φ = 31026240.

The previous prime is 148056889. The next prime is 148056947. The reversal of 148056930 is 39650841.

148056930 is a `hidden beast` number, since 14 + 80 + 569 + 3 + 0 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4776015 + ... + 4776045.

It is an arithmetic number, because the mean of its divisors is an integer number (1737360).

Almost surely, 2148056930 is an apocalyptic number.

148056930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 148056930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250179840).

148056930 is an abundant number, since it is smaller than the sum of its proper divisors (352302750).

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

148056930 is a wasteful number, since it uses less digits than its factorization.

148056930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 148056930 is about 12167.8646442176. The cubic root of 148056930 is about 529.0250618544.

The spelling of 148056930 in words is "one hundred forty-eight million, fifty-six thousand, nine hundred thirty".