Base | Representation |
---|---|
bin | 1010000011010111000… |
… | …00110001011011011101 |
3 | 1020000112121011202010120 |
4 | 11001223200301123131 |
5 | 21124340142334421 |
6 | 422401453025153 |
7 | 33645235136004 |
oct | 5015340613335 |
9 | 1200477152116 |
10 | 345401136861 |
11 | 123535a34410 |
12 | 56b361851b9 |
13 | 26756b8b931 |
14 | 12a08b8dc3b |
15 | 8eb84378c6 |
hex | 506b8316dd |
345401136861 has 32 divisors (see below), whose sum is σ = 532734133248. Its totient is φ = 196731575040.
The previous prime is 345401136791. The next prime is 345401136881. The reversal of 345401136861 is 168631104543.
It is not a de Polignac number, because 345401136861 - 210 = 345401135837 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (345401136881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67561 + ... + 833886.
It is an arithmetic number, because the mean of its divisors is an integer number (16647941664).
Almost surely, 2345401136861 is an apocalyptic number.
It is an amenable number.
345401136861 is a deficient number, since it is larger than the sum of its proper divisors (187332996387).
345401136861 is a wasteful number, since it uses less digits than its factorization.
345401136861 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 902161.
The product of its (nonzero) digits is 207360, while the sum is 42.
The spelling of 345401136861 in words is "three hundred forty-five billion, four hundred one million, one hundred thirty-six thousand, eight hundred sixty-one".
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