Base | Representation |
---|---|
bin | 1001001001001011000… |
… | …0001000100011011010 |
3 | 120000110020110012222202 |
4 | 2102102300020203122 |
5 | 10033200203223023 |
6 | 200054553050202 |
7 | 14230416511541 |
oct | 2222260104332 |
9 | 500406405882 |
10 | 157080914138 |
11 | 60688098805 |
12 | 2653a0b6962 |
13 | 11a74575895 |
14 | 7861d71158 |
15 | 414557d128 |
hex | 2492c088da |
157080914138 has 4 divisors (see below), whose sum is σ = 235621371210. Its totient is φ = 78540457068.
The previous prime is 157080914129. The next prime is 157080914143. The reversal of 157080914138 is 831419080751.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 121092168289 + 35988745849 = 347983^2 + 189707^2 .
It is a junction number, because it is equal to n+sod(n) for n = 157080914092 and 157080914101.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39270228533 + ... + 39270228536.
Almost surely, 2157080914138 is an apocalyptic number.
157080914138 is a deficient number, since it is larger than the sum of its proper divisors (78540457072).
157080914138 is an equidigital number, since it uses as much as digits as its factorization.
157080914138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78540457071.
The product of its (nonzero) digits is 241920, while the sum is 47.
Adding to 157080914138 its reverse (831419080751), we get a palindrome (988499994889).
The spelling of 157080914138 in words is "one hundred fifty-seven billion, eighty million, nine hundred fourteen thousand, one hundred thirty-eight".
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