Base | Representation |
---|---|
bin | 101001110010111… |
… | …0100011111010110 |
3 | 10121201220111001000 |
4 | 1103211310133112 |
5 | 10333010021004 |
6 | 351054444130 |
7 | 46516254351 |
oct | 12345643726 |
9 | 3551814030 |
10 | 1402423254 |
11 | 65a6a4391 |
12 | 331803646 |
13 | 19471975b |
14 | d4383298 |
15 | 831c2c39 |
hex | 539747d6 |
1402423254 has 32 divisors (see below), whose sum is σ = 3123648000. Its totient is φ = 466401672.
The previous prime is 1402423249. The next prime is 1402423259. The reversal of 1402423254 is 4523242041.
1402423254 is a `hidden beast` number, since 1 + 402 + 4 + 2 + 3 + 254 = 666.
It is an interprime number because it is at equal distance from previous prime (1402423249) and next prime (1402423259).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1402423259) 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, 5874 + ... + 53285.
It is an arithmetic number, because the mean of its divisors is an integer number (97614000).
Almost surely, 21402423254 is an apocalyptic number.
1402423254 is an abundant number, since it is smaller than the sum of its proper divisors (1721224746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1402423254 is a wasteful number, since it uses less digits than its factorization.
1402423254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59609 (or 59603 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 27.
The square root of 1402423254 is about 37448.9419610221. The cubic root of 1402423254 is about 1119.3340146718.
Adding to 1402423254 its reverse (4523242041), we get a palindrome (5925665295).
The spelling of 1402423254 in words is "one billion, four hundred two million, four hundred twenty-three thousand, two hundred fifty-four".
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