Base | Representation |
---|---|
bin | 1000111111001100011… |
… | …0001110110000000011 |
3 | 112202112120021011200111 |
4 | 2033303012032300003 |
5 | 10012204000232011 |
6 | 154533110132151 |
7 | 14104143224056 |
oct | 2176306166003 |
9 | 482476234614 |
10 | 154402352131 |
11 | 5a5331144a5 |
12 | 25b11051057 |
13 | 11738656c51 |
14 | 768a31ca9d |
15 | 403a330121 |
hex | 23f318ec03 |
154402352131 has 16 divisors (see below), whose sum is σ = 162792957600. Its totient is φ = 146217996288.
The previous prime is 154402352101. The next prime is 154402352177. The reversal of 154402352131 is 131253204451.
It is not a de Polignac number, because 154402352131 - 25 = 154402352099 is a prime.
It is a super-2 number, since 2×1544023521312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 154402352093 and 154402352102.
It is not an unprimeable number, because it can be changed into a prime (154402352101) 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, 5298880 + ... + 5327938.
It is an arithmetic number, because the mean of its divisors is an integer number (10174559850).
Almost surely, 2154402352131 is an apocalyptic number.
154402352131 is a deficient number, since it is larger than the sum of its proper divisors (8390605469).
154402352131 is a wasteful number, since it uses less digits than its factorization.
154402352131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32598.
The product of its (nonzero) digits is 14400, while the sum is 31.
Adding to 154402352131 its reverse (131253204451), we get a palindrome (285655556582).
The spelling of 154402352131 in words is "one hundred fifty-four billion, four hundred two million, three hundred fifty-two thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •