Base | Representation |
---|---|
bin | 10000011001100… |
… | …10100001100000 |
3 | 100120212022010000 |
4 | 20030302201200 |
5 | 240204223100 |
6 | 21352340000 |
7 | 3260220612 |
oct | 1014624140 |
9 | 316768100 |
10 | 137570400 |
11 | 70722750 |
12 | 3a0a4600 |
13 | 22669506 |
14 | 143b0db2 |
15 | c126900 |
hex | 8332860 |
137570400 has 360 divisors, whose sum is σ = 550136664. Its totient is φ = 33177600.
The previous prime is 137570387. The next prime is 137570401. The reversal of 137570400 is 4075731.
It is a tau number, because it is divible by the number of its divisors (360).
It is a super-2 number, since 2×1375704002 = 37851229912320000, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137570401) by changing a digit.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 712704 + ... + 712896.
Almost surely, 2137570400 is an apocalyptic number.
137570400 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 137570400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275068332).
137570400 is an abundant number, since it is smaller than the sum of its proper divisors (412566264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
137570400 is a wasteful number, since it uses less digits than its factorization.
137570400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 236 (or 214 counting only the distinct ones).
The product of its (nonzero) digits is 2940, while the sum is 27.
The square root of 137570400 is about 11729.0408815043. The cubic root of 137570400 is about 516.2281306020.
The spelling of 137570400 in words is "one hundred thirty-seven million, five hundred seventy thousand, four hundred".
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