Base | Representation |
---|---|
bin | 10100010101000100001… |
… | …111000101001011100110 |
3 | 11221112220222020011020120 |
4 | 110111010033011023212 |
5 | 140342033322102040 |
6 | 2545435510542410 |
7 | 202634122030302 |
oct | 24250417051346 |
9 | 4845828204216 |
10 | 1397009175270 |
11 | 499517294415 |
12 | 1a68bb667a06 |
13 | a19780b59b7 |
14 | 4b889310d02 |
15 | 265157ce7d0 |
hex | 145443c52e6 |
1397009175270 has 64 divisors (see below), whose sum is σ = 3598677720000. Its totient is φ = 345818861568.
The previous prime is 1397009175259. The next prime is 1397009175277. The reversal of 1397009175270 is 725719007931.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1397009175277) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18724645 + ... + 18799104.
It is an arithmetic number, because the mean of its divisors is an integer number (56229339375).
Almost surely, 21397009175270 is an apocalyptic number.
1397009175270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1397009175270 is an abundant number, since it is smaller than the sum of its proper divisors (2201668544730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1397009175270 is a wasteful number, since it uses less digits than its factorization.
1397009175270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37523849.
The product of its (nonzero) digits is 833490, while the sum is 51.
The spelling of 1397009175270 in words is "one trillion, three hundred ninety-seven billion, nine million, one hundred seventy-five thousand, two hundred seventy".
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