Base | Representation |
---|---|
bin | 100000011110011001… |
… | …0111111010001001010 |
3 | 20200000021010110012010 |
4 | 1000330302333101022 |
5 | 2120311301213132 |
6 | 52012103000350 |
7 | 5016131523405 |
oct | 1007462772112 |
9 | 220007113163 |
10 | 69739476042 |
11 | 27638130615 |
12 | 116237390b6 |
13 | 676548ba72 |
14 | 353819ad3c |
15 | 1c327ed6cc |
hex | 103ccbf44a |
69739476042 has 16 divisors (see below), whose sum is σ = 139481929440. Its totient is φ = 23245995792.
The previous prime is 69739475963. The next prime is 69739476043. The reversal of 69739476042 is 24067493796.
It is a super-2 number, since 2×697394760422 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (69739476043) 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, 283384 + ... + 468812.
It is an arithmetic number, because the mean of its divisors is an integer number (8717620590).
Almost surely, 269739476042 is an apocalyptic number.
69739476042 is an abundant number, since it is smaller than the sum of its proper divisors (69742453398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69739476042 is a wasteful number, since it uses less digits than its factorization.
69739476042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248117.
The product of its (nonzero) digits is 13716864, while the sum is 57.
The spelling of 69739476042 in words is "sixty-nine billion, seven hundred thirty-nine million, four hundred seventy-six thousand, forty-two".
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