Base | Representation |
---|---|
bin | 110101001101… |
… | …011011101010 |
3 | 222020122221200 |
4 | 311031123222 |
5 | 12032324100 |
6 | 1214545030 |
7 | 226363422 |
oct | 65153352 |
9 | 28218850 |
10 | 13948650 |
11 | 7967911 |
12 | 4808176 |
13 | 2b74c51 |
14 | 1bd1482 |
15 | 1357e00 |
hex | d4d6ea |
13948650 has 72 divisors (see below), whose sum is σ = 37914240. Its totient is φ = 3676320.
The previous prime is 13948643. The next prime is 13948657. The reversal of 13948650 is 5684931.
It is an interprime number because it is at equal distance from previous prime (13948643) and next prime (13948657).
It is not an unprimeable number, because it can be changed into a prime (13948657) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 62439 + ... + 62661.
Almost surely, 213948650 is an apocalyptic number.
13948650 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 13948650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18957120).
13948650 is an abundant number, since it is smaller than the sum of its proper divisors (23965590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13948650 is a wasteful number, since it uses less digits than its factorization.
13948650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 380 (or 372 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 13948650 is about 3734.7891506750. The cubic root of 13948650 is about 240.7191968302.
The spelling of 13948650 in words is "thirteen million, nine hundred forty-eight thousand, six hundred fifty".
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