Base | Representation |
---|---|
bin | 1001001001111111101… |
… | …1011001100111100100 |
3 | 120001000122102002120210 |
4 | 2102133323121213210 |
5 | 10034123301041203 |
6 | 200132531055420 |
7 | 14236042460460 |
oct | 2223773314744 |
9 | 501018362523 |
10 | 157301971428 |
11 | 60790953388 |
12 | 265a0141570 |
13 | 11aab2c3604 |
14 | 78834754a0 |
15 | 4159b96803 |
hex | 249fed99e4 |
157301971428 has 24 divisors (see below), whose sum is σ = 419471924032. Its totient is φ = 44943420384.
The previous prime is 157301971367. The next prime is 157301971429. The reversal of 157301971428 is 824179103751.
It is not an unprimeable number, because it can be changed into a prime (157301971429) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 936321175 + ... + 936321342.
Almost surely, 2157301971428 is an apocalyptic number.
It is an amenable number.
157301971428 is an abundant number, since it is smaller than the sum of its proper divisors (262169952604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157301971428 is a wasteful number, since it uses less digits than its factorization.
157301971428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1872642531 (or 1872642529 counting only the distinct ones).
The product of its (nonzero) digits is 423360, while the sum is 48.
The spelling of 157301971428 in words is "one hundred fifty-seven billion, three hundred one million, nine hundred seventy-one thousand, four hundred twenty-eight".
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