Base | Representation |
---|---|
bin | 1000010000111100110… |
… | …0010101010010100100 |
3 | 111120111102222222211200 |
4 | 2010033030111102210 |
5 | 4311243113440230 |
6 | 145121225002500 |
7 | 13154420662563 |
oct | 2041714252244 |
9 | 446442888750 |
10 | 141988811940 |
11 | 55242a89a78 |
12 | 23627923430 |
13 | 1050a91cab1 |
14 | 6c2d813bda |
15 | 3a60624160 |
hex | 210f3154a4 |
141988811940 has 72 divisors (see below), whose sum is σ = 430739607480. Its totient is φ = 37860148224.
The previous prime is 141988811917. The next prime is 141988811957. The reversal of 141988811940 is 49118889141.
It can be written as a sum of positive squares in 4 ways, for example, as 33658305444 + 108330506496 = 183462^2 + 329136^2 .
It is a super-2 number, since 2×1419888119402 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2311302 + ... + 2371938.
Almost surely, 2141988811940 is an apocalyptic number.
141988811940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
141988811940 is an abundant number, since it is smaller than the sum of its proper divisors (288750795540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141988811940 is a wasteful number, since it uses less digits than its factorization.
141988811940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73661 (or 73656 counting only the distinct ones).
The product of its (nonzero) digits is 663552, while the sum is 54.
The spelling of 141988811940 in words is "one hundred forty-one billion, nine hundred eighty-eight million, eight hundred eleven thousand, nine hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •