Base | Representation |
---|---|
bin | 110010011000101101… |
… | …000011010000100111 |
3 | 12011122102121201021020 |
4 | 302120231003100213 |
5 | 1341244444213330 |
6 | 40504240022223 |
7 | 3623454423522 |
oct | 623055032047 |
9 | 164572551236 |
10 | 54101554215 |
11 | 20a42a0a485 |
12 | a59a601973 |
13 | 514272a497 |
14 | 289335bbb9 |
15 | 16199ca210 |
hex | c98b43427 |
54101554215 has 32 divisors (see below), whose sum is σ = 89586544320. Its totient is φ = 27847013376.
The previous prime is 54101554211. The next prime is 54101554217. The reversal of 54101554215 is 51245510145.
It is a happy number.
It is not a de Polignac number, because 54101554215 - 22 = 54101554211 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54101554211) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1014969 + ... + 1066941.
It is an arithmetic number, because the mean of its divisors is an integer number (2799579510).
Almost surely, 254101554215 is an apocalyptic number.
54101554215 is a deficient number, since it is larger than the sum of its proper divisors (35484990105).
54101554215 is a wasteful number, since it uses less digits than its factorization.
54101554215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54403.
The product of its (nonzero) digits is 20000, while the sum is 33.
The spelling of 54101554215 in words is "fifty-four billion, one hundred one million, five hundred fifty-four thousand, two hundred fifteen".
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