Base | Representation |
---|---|
bin | 10000011010111… |
… | …10111101010000 |
3 | 100121012112202202 |
4 | 20031132331100 |
5 | 240231034100 |
6 | 21400302332 |
7 | 3261606332 |
oct | 1015367520 |
9 | 317175682 |
10 | 137752400 |
11 | 70837465 |
12 | 3a1719a8 |
13 | 227012c6 |
14 | 1441b452 |
15 | c1607d5 |
hex | 835ef50 |
137752400 has 60 divisors (see below), whose sum is σ = 332087004. Its totient is φ = 54912000.
The previous prime is 137752397. The next prime is 137752421. The reversal of 137752400 is 4257731.
137752400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 1236544 + 136515856 = 1112^2 + 11684^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208070 + ... + 208730.
Almost surely, 2137752400 is an apocalyptic number.
137752400 is a gapful number since it is divisible by the number (10) 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 137752400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166043502).
137752400 is an abundant number, since it is smaller than the sum of its proper divisors (194334604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
137752400 is a wasteful number, since it uses less digits than its factorization.
137752400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1200 (or 1189 counting only the distinct ones).
The product of its (nonzero) digits is 5880, while the sum is 29.
The square root of 137752400 is about 11736.7968372976. The cubic root of 137752400 is about 516.4556798373.
The spelling of 137752400 in words is "one hundred thirty-seven million, seven hundred fifty-two thousand, four hundred".
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