Base | Representation |
---|---|
bin | 100110100001000… |
… | …1101101100001110 |
3 | 10100001221001011120 |
4 | 1031002031230032 |
5 | 10121330112443 |
6 | 332125101410 |
7 | 44012303553 |
oct | 11502155416 |
9 | 3301831146 |
10 | 1292425998 |
11 | 6035a4866 |
12 | 3009b7866 |
13 | 1779b5716 |
14 | c390ca2a |
15 | 786e6083 |
hex | 4d08db0e |
1292425998 has 16 divisors (see below), whose sum is σ = 2586285696. Its totient is φ = 430569720.
The previous prime is 1292425973. The next prime is 1292426029. The reversal of 1292425998 is 8995242921.
It is a self number, because there is not a number n which added to its sum of digits gives 1292425998.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47836 + ... + 69807.
It is an arithmetic number, because the mean of its divisors is an integer number (161642856).
Almost surely, 21292425998 is an apocalyptic number.
1292425998 is an abundant number, since it is smaller than the sum of its proper divisors (1293859698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1292425998 is a wasteful number, since it uses less digits than its factorization.
1292425998 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119479.
The product of its digits is 933120, while the sum is 51.
The square root of 1292425998 is about 35950.3268135354. The cubic root of 1292425998 is about 1089.2692119190.
The spelling of 1292425998 in words is "one billion, two hundred ninety-two million, four hundred twenty-five thousand, nine hundred ninety-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •