Base | Representation |
---|---|
bin | 1000101100110010100… |
… | …1011000000100100111 |
3 | 112021210021122211210121 |
4 | 2023030221120010213 |
5 | 4422044321133011 |
6 | 152354555302411 |
7 | 13540546321540 |
oct | 2131451300447 |
9 | 467707584717 |
10 | 149462286631 |
11 | 58428623139 |
12 | 24b7274aa07 |
13 | 1112c051578 |
14 | 733c1bd4c7 |
15 | 3d4b7b6e71 |
hex | 22cca58127 |
149462286631 has 4 divisors (see below), whose sum is σ = 170814041872. Its totient is φ = 128110531392.
The previous prime is 149462286619. The next prime is 149462286737. The reversal of 149462286631 is 136682264941.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 149462286631 - 211 = 149462284583 is a prime.
It is a super-2 number, since 2×1494622866312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149462286131) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10675877610 + ... + 10675877623.
It is an arithmetic number, because the mean of its divisors is an integer number (42703510468).
Almost surely, 2149462286631 is an apocalyptic number.
149462286631 is a deficient number, since it is larger than the sum of its proper divisors (21351755241).
149462286631 is an equidigital number, since it uses as much as digits as its factorization.
149462286631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21351755240.
The product of its digits is 2985984, while the sum is 52.
The spelling of 149462286631 in words is "one hundred forty-nine billion, four hundred sixty-two million, two hundred eighty-six thousand, six hundred thirty-one".
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