Base | Representation |
---|---|
bin | 1110010110100… |
… | …10111111100100 |
3 | 22101120001100100 |
4 | 13023102333210 |
5 | 221310330032 |
6 | 15540344100 |
7 | 2661253632 |
oct | 713227744 |
9 | 271501310 |
10 | 120401892 |
11 | 61a667a6 |
12 | 343a5030 |
13 | 1bc37b30 |
14 | 11dc2352 |
15 | a88497c |
hex | 72d2fe4 |
120401892 has 144 divisors (see below), whose sum is σ = 347995648. Its totient is φ = 34836480.
The previous prime is 120401873. The next prime is 120401899. The reversal of 120401892 is 298104021.
It is not an unprimeable number, because it can be changed into a prime (120401899) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 623748 + ... + 623940.
Almost surely, 2120401892 is an apocalyptic number.
120401892 is a gapful number since it is divisible by the number (12) 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 120401892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173997824).
120401892 is an abundant number, since it is smaller than the sum of its proper divisors (227593756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120401892 is a wasteful number, since it uses less digits than its factorization.
120401892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 290 (or 285 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The square root of 120401892 is about 10972.7795931569. The cubic root of 120401892 is about 493.7924406824.
The spelling of 120401892 in words is "one hundred twenty million, four hundred one thousand, eight hundred ninety-two".
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