Base | Representation |
---|---|
bin | 111101011000001111… |
… | …1011011001111010100 |
3 | 110121020001212011020002 |
4 | 1322300133123033110 |
5 | 4124421333000212 |
6 | 140315214430432 |
7 | 12344242625054 |
oct | 1726037331724 |
9 | 417201764202 |
10 | 131810046932 |
11 | 5099a376193 |
12 | 21666b02418 |
13 | c577ba1915 |
14 | 6545a39564 |
15 | 3666c03ac2 |
hex | 1eb07db3d4 |
131810046932 has 6 divisors (see below), whose sum is σ = 230667582138. Its totient is φ = 65905023464.
The previous prime is 131810046931. The next prime is 131810046983. The reversal of 131810046932 is 239640018131.
It can be written as a sum of positive squares in only one way, i.e., 110939621776 + 20870425156 = 333076^2 + 144466^2 .
It is a super-2 number, since 2×1318100469322 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131810046931) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16476255863 + ... + 16476255870.
It is an arithmetic number, because the mean of its divisors is an integer number (38444597023).
Almost surely, 2131810046932 is an apocalyptic number.
It is an amenable number.
131810046932 is a deficient number, since it is larger than the sum of its proper divisors (98857535206).
131810046932 is a wasteful number, since it uses less digits than its factorization.
131810046932 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32952511737 (or 32952511735 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 38.
The spelling of 131810046932 in words is "one hundred thirty-one billion, eight hundred ten million, forty-six thousand, nine hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •