Base | Representation |
---|---|
bin | 101110011100100001… |
… | …011000001000001011 |
3 | 11202201120101202221020 |
4 | 232130201120020023 |
5 | 1304113340314111 |
6 | 34524340443523 |
7 | 3413561256603 |
oct | 563441301013 |
9 | 152646352836 |
10 | 49870635531 |
11 | 1a171745672 |
12 | 97b96a95a3 |
13 | 491a0175c2 |
14 | 25b1497c03 |
15 | 146d33e906 |
hex | b9c85820b |
49870635531 has 16 divisors (see below), whose sum is σ = 67650576000. Its totient is φ = 32669382528.
The previous prime is 49870635517. The next prime is 49870635587. The reversal of 49870635531 is 13553607894.
It is not a de Polignac number, because 49870635531 - 25 = 49870635499 is a prime.
It is a super-2 number, since 2×498706355312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (49870630531) 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, 355395 + ... + 475443.
It is an arithmetic number, because the mean of its divisors is an integer number (4228161000).
Almost surely, 249870635531 is an apocalyptic number.
49870635531 is a deficient number, since it is larger than the sum of its proper divisors (17779940469).
49870635531 is a wasteful number, since it uses less digits than its factorization.
49870635531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122458.
The product of its (nonzero) digits is 2721600, while the sum is 51.
The spelling of 49870635531 in words is "forty-nine billion, eight hundred seventy million, six hundred thirty-five thousand, five hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •