Base | Representation |
---|---|
bin | 10000011011001… |
… | …11011010100110 |
3 | 100121021022021221 |
4 | 20031213122212 |
5 | 240233141141 |
6 | 21401130554 |
7 | 3262112335 |
oct | 1015473246 |
9 | 317238257 |
10 | 137787046 |
11 | 708604a1 |
12 | 3a189a5a |
13 | 22713cc7 |
14 | 14429d1c |
15 | c16abd1 |
hex | 83676a6 |
137787046 has 4 divisors (see below), whose sum is σ = 206680572. Its totient is φ = 68893522.
The previous prime is 137787037. The next prime is 137787079. The reversal of 137787046 is 640787731.
137787046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 640787731 = 59 ⋅10860809.
It is a super-2 number, since 2×1377870462 = 37970540090812232, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 137786993 and 137787011.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34446760 + ... + 34446763.
It is an arithmetic number, because the mean of its divisors is an integer number (51670143).
Almost surely, 2137787046 is an apocalyptic number.
137787046 is a deficient number, since it is larger than the sum of its proper divisors (68893526).
137787046 is an equidigital number, since it uses as much as digits as its factorization.
137787046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68893525.
The product of its (nonzero) digits is 197568, while the sum is 43.
The square root of 137787046 is about 11738.2727008704. The cubic root of 137787046 is about 516.4989739979.
The spelling of 137787046 in words is "one hundred thirty-seven million, seven hundred eighty-seven thousand, forty-six".
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