Base | Representation |
---|---|
bin | 10000101011101… |
… | …11001010100000 |
3 | 100202100010112100 |
4 | 20111313022200 |
5 | 241311324304 |
6 | 21515330400 |
7 | 3316354500 |
oct | 1025671240 |
9 | 322303470 |
10 | 139948704 |
11 | 71aa7595 |
12 | 3aa50a00 |
13 | 22cbcbac |
14 | 1482da00 |
15 | c446439 |
hex | 85772a0 |
139948704 has 216 divisors, whose sum is σ = 475046208. Its totient is φ = 38949120.
The previous prime is 139948691. The next prime is 139948723. The reversal of 139948704 is 407849931.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 139948704.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 663159 + ... + 663369.
It is an arithmetic number, because the mean of its divisors is an integer number (2199288).
Almost surely, 2139948704 is an apocalyptic number.
139948704 is a gapful number since it is divisible by the number (14) 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 139948704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237523104).
139948704 is an abundant number, since it is smaller than the sum of its proper divisors (335097504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139948704 is a wasteful number, since it uses less digits than its factorization.
139948704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 288 (or 270 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The square root of 139948704 is about 11829.9917159734. The cubic root of 139948704 is about 519.1859847768.
The spelling of 139948704 in words is "one hundred thirty-nine million, nine hundred forty-eight thousand, seven hundred four".
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