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4913238 = 23111729151
BaseRepresentation
bin10010101111100001010110
3100020121200210
4102233201112
52224210423
6253150250
756522211
oct22574126
910217623
104913238
112856430
12178b386
131030455
1491c778
15670b93
hex4af856

4913238 has 64 divisors (see below), whose sum is σ = 11819520. Its totient is φ = 1344000.

The previous prime is 4913197. The next prime is 4913257. The reversal of 4913238 is 8323194.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32463 + ... + 32613.

It is an arithmetic number, because the mean of its divisors is an integer number (184680).

Almost surely, 24913238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4913238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5909760).

4913238 is an abundant number, since it is smaller than the sum of its proper divisors (6906282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4913238 is a wasteful number, since it uses less digits than its factorization.

4913238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213.

The product of its digits is 5184, while the sum is 30.

The square root of 4913238 is about 2216.5825046679. The cubic root of 4913238 is about 170.0027450537.

It can be divided in two parts, 4913 and 238, that added together give a triangular number (5151 = T101).

The spelling of 4913238 in words is "four million, nine hundred thirteen thousand, two hundred thirty-eight".

Divisors: 1 2 3 6 11 17 22 29 33 34 51 58 66 87 102 151 174 187 302 319 374 453 493 561 638 906 957 986 1122 1479 1661 1914 2567 2958 3322 4379 4983 5134 5423 7701 8758 9966 10846 13137 15402 16269 26274 28237 32538 48169 56474 74443 84711 96338 144507 148886 169422 223329 289014 446658 818873 1637746 2456619 4913238