Base | Representation |
---|---|
bin | 11010100001010… |
… | …00100010010111 |
3 | 120111121100110000 |
4 | 31100220202113 |
5 | 423422323101 |
6 | 34024102343 |
7 | 5340625350 |
oct | 1520504227 |
9 | 514540400 |
10 | 222464151 |
11 | 104636678 |
12 | 626049b3 |
13 | 371211c0 |
14 | 2178cd27 |
15 | 147e5486 |
hex | d428897 |
222464151 has 40 divisors (see below), whose sum is σ = 409026464. Its totient is φ = 117339840.
The previous prime is 222464149. The next prime is 222464197. The reversal of 222464151 is 151464222.
222464151 is a `hidden beast` number, since 2 + 2 + 246 + 415 + 1 = 666.
It is not a de Polignac number, because 222464151 - 21 = 222464149 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222464101) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7720 + ... + 22461.
Almost surely, 2222464151 is an apocalyptic number.
222464151 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
222464151 is a deficient number, since it is larger than the sum of its proper divisors (186562313).
222464151 is a wasteful number, since it uses less digits than its factorization.
222464151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30213 (or 30204 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 222464151 is about 14915.2321805596. The cubic root of 222464151 is about 605.9265914412.
The spelling of 222464151 in words is "two hundred twenty-two million, four hundred sixty-four thousand, one hundred fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •