Base | Representation |
---|---|
bin | 1011100111101110… |
… | …1100000100110110 |
3 | 22001101202120020011 |
4 | 2321323230010312 |
5 | 22342033310430 |
6 | 1233312130434 |
7 | 140205506623 |
oct | 27173540466 |
9 | 8041676204 |
10 | 3119431990 |
11 | 1360924474 |
12 | 730836a1a |
13 | 3a936ca5c |
14 | 21841534a |
15 | 133cd622a |
hex | b9eec136 |
3119431990 has 64 divisors (see below), whose sum is σ = 5850662400. Its totient is φ = 1196697600.
The previous prime is 3119431981. The next prime is 3119432003. The reversal of 3119431990 is 991349113.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6947286 + ... + 6947734.
It is an arithmetic number, because the mean of its divisors is an integer number (91416600).
Almost surely, 23119431990 is an apocalyptic number.
3119431990 is a deficient number, since it is larger than the sum of its proper divisors (2731230410).
3119431990 is a wasteful number, since it uses less digits than its factorization.
3119431990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 757.
The product of its (nonzero) digits is 26244, while the sum is 40.
The square root of 3119431990 is about 55851.8754385204. The cubic root of 3119431990 is about 1461.1400350160.
The spelling of 3119431990 in words is "three billion, one hundred nineteen million, four hundred thirty-one thousand, nine hundred ninety".
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