Base | Representation |
---|---|
bin | 1000101010010110010… |
… | …1100110011010111101 |
3 | 112020002121121002111211 |
4 | 2022211211212122331 |
5 | 4414224042013110 |
6 | 152205550044421 |
7 | 13515401335411 |
oct | 2124545463275 |
9 | 466077532454 |
10 | 148806985405 |
11 | 58121733681 |
12 | 24a0b1a9711 |
13 | 11056362670 |
14 | 72b915cd41 |
15 | 3d0dec398a |
hex | 22a59666bd |
148806985405 has 32 divisors (see below), whose sum is σ = 196695112320. Its totient is φ = 107400817920.
The previous prime is 148806985399. The next prime is 148806985417. The reversal of 148806985405 is 504589608841.
It is a happy number.
It is not a de Polignac number, because 148806985405 - 25 = 148806985373 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 148806985405.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 551310 + ... + 775600.
It is an arithmetic number, because the mean of its divisors is an integer number (6146722260).
Almost surely, 2148806985405 is an apocalyptic number.
It is an amenable number.
148806985405 is a deficient number, since it is larger than the sum of its proper divisors (47888126915).
148806985405 is a wasteful number, since it uses less digits than its factorization.
148806985405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224541.
The product of its (nonzero) digits is 11059200, while the sum is 58.
The spelling of 148806985405 in words is "one hundred forty-eight billion, eight hundred six million, nine hundred eighty-five thousand, four hundred five".
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