Base | Representation |
---|---|
bin | 11111001101000110001100… |
… | …10010110010100101110011 |
3 | 22222221222111120110000221021 |
4 | 33212203012102302211303 |
5 | 32443231143412213400 |
6 | 401535244405440311 |
7 | 20311416511044145 |
oct | 1746430622624563 |
9 | 288858446400837 |
10 | 68619724335475 |
11 | 1a956509525035 |
12 | 7842b66a10097 |
13 | 2c39a7364a571 |
14 | 12d32d8aa4c95 |
15 | 7dee532ed71a |
hex | 3e68c64b2973 |
68619724335475 has 24 divisors (see below), whose sum is σ = 90099505673280. Its totient is φ = 51663264529920.
The previous prime is 68619724335431. The next prime is 68619724335497. The reversal of 68619724335475 is 57453342791686.
It is not a de Polignac number, because 68619724335475 - 211 = 68619724333427 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1332669 + ... + 11790481.
It is an arithmetic number, because the mean of its divisors is an integer number (3754146069720).
Almost surely, 268619724335475 is an apocalyptic number.
68619724335475 is a deficient number, since it is larger than the sum of its proper divisors (21479781337805).
68619724335475 is a wasteful number, since it uses less digits than its factorization.
68619724335475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10473279 (or 10473274 counting only the distinct ones).
The product of its digits is 914457600, while the sum is 70.
The spelling of 68619724335475 in words is "sixty-eight trillion, six hundred nineteen billion, seven hundred twenty-four million, three hundred thirty-five thousand, four hundred seventy-five".
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