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4900428 = 22321337283
BaseRepresentation
bin10010101100011001001100
3100012222010100
4102230121030
52223303203
6253011100
756436651
oct22543114
910188110
104900428
112847845
121783a90
131027680
14917c28
1566bea3
hex4ac64c

4900428 has 72 divisors (see below), whose sum is σ = 13749008. Its totient is φ = 1461888.

The previous prime is 4900421. The next prime is 4900439. The reversal of 4900428 is 8240094.

It is not an unprimeable number, because it can be changed into a prime (4900421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17175 + ... + 17457.

Almost surely, 24900428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4900428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6874504).

4900428 is an abundant number, since it is smaller than the sum of its proper divisors (8848580).

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

4900428 is a wasteful number, since it uses less digits than its factorization.

4900428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4900428 is about 2213.6910353525. The cubic root of 4900428 is about 169.8548703705.

The spelling of 4900428 in words is "four million, nine hundred thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 37 39 52 74 78 111 117 148 156 222 234 283 333 444 468 481 566 666 849 962 1132 1332 1443 1698 1924 2547 2886 3396 3679 4329 5094 5772 7358 8658 10188 10471 11037 14716 17316 20942 22074 31413 33111 41884 44148 62826 66222 94239 125652 132444 136123 188478 272246 376956 408369 544492 816738 1225107 1633476 2450214 4900428