Base | Representation |
---|---|
bin | 11111010011100110101… |
… | …001100111110000000001 |
3 | 21121200000111211001200101 |
4 | 133103212221213300001 |
5 | 240221432422142101 |
6 | 4324152411522401 |
7 | 311300353325020 |
oct | 37234651476001 |
9 | 7550014731611 |
10 | 2151353318401 |
11 | 75a4249540a1 |
12 | 2a8b43a59401 |
13 | 127b442c9441 |
14 | 761a9c808b7 |
15 | 3ae657d0401 |
hex | 1f4e6a67c01 |
2151353318401 has 16 divisors (see below), whose sum is σ = 2473779087360. Its totient is φ = 1832724265680.
The previous prime is 2151353318381. The next prime is 2151353318431. The reversal of 2151353318401 is 1048133531512.
It is not a de Polignac number, because 2151353318401 - 213 = 2151353310209 is a prime.
It is a super-2 number, since 2×21513533184012 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2151353318431) 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, 49050 + ... + 2074876.
It is an arithmetic number, because the mean of its divisors is an integer number (154611192960).
Almost surely, 22151353318401 is an apocalyptic number.
It is an amenable number.
2151353318401 is a deficient number, since it is larger than the sum of its proper divisors (322425768959).
2151353318401 is a wasteful number, since it uses less digits than its factorization.
2151353318401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2026764.
The product of its (nonzero) digits is 43200, while the sum is 37.
Adding to 2151353318401 its reverse (1048133531512), we get a palindrome (3199486849913).
The spelling of 2151353318401 in words is "two trillion, one hundred fifty-one billion, three hundred fifty-three million, three hundred eighteen thousand, four hundred one".
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