Base | Representation |
---|---|
bin | 1111110001100011101100… |
… | …01001011011011101111100 |
3 | 11112211011010222120011110110 |
4 | 13320301312021123131330 |
5 | 14021312301321101123 |
6 | 201435302144110020 |
7 | 10210064253425304 |
oct | 770616611333574 |
9 | 145734128504413 |
10 | 34688138065788 |
11 | 1006417a6905a9 |
12 | 3a82963305310 |
13 | 1648101020c1c |
14 | 87ccb4472604 |
15 | 4024b878e493 |
hex | 1f8c7625b77c |
34688138065788 has 48 divisors (see below), whose sum is σ = 81113351316480. Its totient is φ = 11537806971264.
The previous prime is 34688138065787. The next prime is 34688138065807. The reversal of 34688138065788 is 88756083188643.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34688138065783) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89861320 + ... + 90246512.
It is an arithmetic number, because the mean of its divisors is an integer number (1689861485760).
Almost surely, 234688138065788 is an apocalyptic number.
It is an amenable number.
34688138065788 is an abundant number, since it is smaller than the sum of its proper divisors (46425213250692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34688138065788 is a wasteful number, since it uses less digits than its factorization.
34688138065788 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 401346 (or 401344 counting only the distinct ones).
The product of its (nonzero) digits is 1486356480, while the sum is 75.
The spelling of 34688138065788 in words is "thirty-four trillion, six hundred eighty-eight billion, one hundred thirty-eight million, sixty-five thousand, seven hundred eighty-eight".
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