Base | Representation |
---|---|
bin | 101101000001… |
… | …001100011010 |
3 | 211012120102210 |
4 | 231001030122 |
5 | 11010120440 |
6 | 1100535550 |
7 | 202211220 |
oct | 55011432 |
9 | 24176383 |
10 | 11801370 |
11 | 67305a9 |
12 | 3b515b6 |
13 | 25a2779 |
14 | 17d2b10 |
15 | 1081a80 |
hex | b4131a |
11801370 has 32 divisors (see below), whose sum is σ = 32370048. Its totient is φ = 2697408.
The previous prime is 11801353. The next prime is 11801401. The reversal of 11801370 is 7310811.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
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, 27889 + ... + 28308.
It is an arithmetic number, because the mean of its divisors is an integer number (1011564).
Almost surely, 211801370 is an apocalyptic number.
11801370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11801370 is an abundant number, since it is smaller than the sum of its proper divisors (20568678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11801370 is a wasteful number, since it uses less digits than its factorization.
11801370 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56214.
The product of its (nonzero) digits is 168, while the sum is 21.
The square root of 11801370 is about 3435.3122128855. The cubic root of 11801370 is about 227.6726218734.
The spelling of 11801370 in words is "eleven million, eight hundred one thousand, three hundred seventy".
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