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148805031960 = 23345138834001
BaseRepresentation
bin1000101010010101111…
…0001001100000011000
3112020002110220211220000
42022211132021200120
54414223042010320
6152205440133000
713515345621264
oct2124536114030
9466073824800
10148805031960
1158120619a62
1224a0a607160
1311055b2a490
1472b8bb10a4
153d0dc39c90
hex22a5789818

148805031960 has 320 divisors, whose sum is σ = 539368109280. Its totient is φ = 36578304000.

The previous prime is 148805031937. The next prime is 148805032001. The reversal of 148805031960 is 69130508841.

148805031960 is a `hidden beast` number, since 1 + 4 + 8 + 80 + 503 + 1 + 9 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 37189960 + ... + 37193960.

Almost surely, 2148805031960 is an apocalyptic number.

148805031960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148805031960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269684054640).

148805031960 is an abundant number, since it is smaller than the sum of its proper divisors (390563077320).

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

148805031960 is a wasteful number, since it uses less digits than its factorization.

148805031960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4920 (or 4907 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 148805031960 in words is "one hundred forty-eight billion, eight hundred five million, thirty-one thousand, nine hundred sixty".