Base | Representation |
---|---|
bin | 1011010111110011111… |
… | …0101110001010101000 |
3 | 200200021200202211221110 |
4 | 2311330332232022220 |
5 | 11200104302021003 |
6 | 225430224310320 |
7 | 20054313350640 |
oct | 2657476561250 |
9 | 620250684843 |
10 | 195370345128 |
11 | 75946514a52 |
12 | 31a451723a0 |
13 | 1556711b01a |
14 | 96552a5520 |
15 | 5136cc4a03 |
hex | 2d7cfae2a8 |
195370345128 has 64 divisors (see below), whose sum is σ = 558585855360. Its totient is φ = 55781611776.
The previous prime is 195370345103. The next prime is 195370345139. The reversal of 195370345128 is 821543073591.
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156075 + ... + 644282.
It is an arithmetic number, because the mean of its divisors is an integer number (8727903990).
Almost surely, 2195370345128 is an apocalyptic number.
It is an amenable number.
195370345128 is an abundant number, since it is smaller than the sum of its proper divisors (363215510232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
195370345128 is a wasteful number, since it uses less digits than its factorization.
195370345128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 801826 (or 801822 counting only the distinct ones).
The product of its (nonzero) digits is 907200, while the sum is 48.
The spelling of 195370345128 in words is "one hundred ninety-five billion, three hundred seventy million, three hundred forty-five thousand, one hundred twenty-eight".
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