Base | Representation |
---|---|
bin | 10010001110100… |
… | …00000101111110 |
3 | 101122200220201000 |
4 | 21013100011332 |
5 | 303120131440 |
6 | 23101031130 |
7 | 3534410361 |
oct | 1107200576 |
9 | 348626630 |
10 | 152895870 |
11 | 7933aa26 |
12 | 432554a6 |
13 | 258a403a |
14 | 164400d8 |
15 | d652730 |
hex | 91d017e |
152895870 has 64 divisors (see below), whose sum is σ = 409098240. Its totient is φ = 40634784.
The previous prime is 152895823. The next prime is 152895913. The reversal of 152895870 is 78598251.
It is a happy number.
152895870 is a `hidden beast` number, since 1 + 528 + 9 + 58 + 70 = 666.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
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 pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98319 + ... + 99861.
It is an arithmetic number, because the mean of its divisors is an integer number (6392160).
Almost surely, 2152895870 is an apocalyptic number.
152895870 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 152895870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204549120).
152895870 is an abundant number, since it is smaller than the sum of its proper divisors (256202370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152895870 is a wasteful number, since it uses less digits than its factorization.
152895870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1926 (or 1920 counting only the distinct ones).
The product of its (nonzero) digits is 201600, while the sum is 45.
The square root of 152895870 is about 12365.1069546527. The cubic root of 152895870 is about 534.7267594730.
The spelling of 152895870 in words is "one hundred fifty-two million, eight hundred ninety-five thousand, eight hundred seventy".
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