Base | Representation |
---|---|
bin | 1001000111010101011000… |
… | …01011101001010101000010 |
3 | 2121222010000111102200111202 |
4 | 10203222230023221111002 |
5 | 10111341441232342104 |
6 | 110343415523341202 |
7 | 4136034222103214 |
oct | 443525413512502 |
9 | 77863014380452 |
10 | 20043206137154 |
11 | 6428304380402 |
12 | 22b8611221802 |
13 | b250b2673375 |
14 | 4d414c5705b4 |
15 | 24b58307e51e |
hex | 123aac2e9542 |
20043206137154 has 8 divisors (see below), whose sum is σ = 31647167585040. Its totient is φ = 9494150275476.
The previous prime is 20043206137117. The next prime is 20043206137159. The reversal of 20043206137154 is 45173160234002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×200432061371542 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 527452793083 = 20043206137154 / (2 + 0 + 0 + 4 + 3 + 2 + 0 + 6 + 1 + 3 + 7 + 1 + 5 + 4).
It is not an unprimeable number, because it can be changed into a prime (20043206137159) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263726396504 + ... + 263726396579.
It is an arithmetic number, because the mean of its divisors is an integer number (3955895948130).
Almost surely, 220043206137154 is an apocalyptic number.
20043206137154 is a deficient number, since it is larger than the sum of its proper divisors (11603961447886).
20043206137154 is a wasteful number, since it uses less digits than its factorization.
20043206137154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 527452793104.
The product of its (nonzero) digits is 120960, while the sum is 38.
The spelling of 20043206137154 in words is "twenty trillion, forty-three billion, two hundred six million, one hundred thirty-seven thousand, one hundred fifty-four".
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