Base | Representation |
---|---|
bin | 10010111010011110… |
… | …10111000101111111 |
3 | 222012122222221222000 |
4 | 21131033113011333 |
5 | 131243441224211 |
6 | 4355332353343 |
7 | 506426431224 |
oct | 113517270577 |
9 | 28178887860 |
10 | 10154242431 |
11 | 43408946a3 |
12 | 1b74775853 |
13 | c5a943398 |
14 | 6c483394b |
15 | 3e66c9656 |
hex | 25d3d717f |
10154242431 has 16 divisors (see below), whose sum is σ = 15158161920. Its totient is φ = 6717817080.
The previous prime is 10154242421. The next prime is 10154242471. The reversal of 10154242431 is 13424245101.
It is not a de Polignac number, because 10154242431 - 27 = 10154242303 is a prime.
It is a super-2 number, since 2×101542424312 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 10154242395 and 10154242404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10154242421) 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, 1431895 + ... + 1438968.
It is an arithmetic number, because the mean of its divisors is an integer number (947385120).
Almost surely, 210154242431 is an apocalyptic number.
10154242431 is a deficient number, since it is larger than the sum of its proper divisors (5003919489).
10154242431 is a wasteful number, since it uses less digits than its factorization.
10154242431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2871003 (or 2870997 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
Adding to 10154242431 its reverse (13424245101), we get a palindrome (23578487532).
The spelling of 10154242431 in words is "ten billion, one hundred fifty-four million, two hundred forty-two thousand, four hundred thirty-one".
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