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10253312 = 210171931
BaseRepresentation
bin100111000111…
…010000000000
3201021220220022
4213013100000
510111101222
61003433012
7153103016
oct47072000
921256808
1010253312
115873513
123525768
13217cc64
14150c8b6
15d78042
hex9c7400

10253312 has 88 divisors (see below), whose sum is σ = 23581440. Its totient is φ = 4423680.

The previous prime is 10253311. The next prime is 10253333. The reversal of 10253312 is 21335201.

10253312 = 533 + 543 + ... + 833.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10253311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330737 + ... + 330767.

Almost surely, 210253312 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 10253312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11790720).

10253312 is an abundant number, since it is smaller than the sum of its proper divisors (13328128).

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

10253312 is a wasteful number, since it uses less digits than its factorization.

10253312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 10253312 is about 3202.0793244390. The cubic root of 10253312 is about 217.2474683911.

Adding to 10253312 its reverse (21335201), we get a palindrome (31588513).

The spelling of 10253312 in words is "ten million, two hundred fifty-three thousand, three hundred twelve".

Divisors: 1 2 4 8 16 17 19 31 32 34 38 62 64 68 76 124 128 136 152 248 256 272 304 323 496 512 527 544 589 608 646 992 1024 1054 1088 1178 1216 1292 1984 2108 2176 2356 2432 2584 3968 4216 4352 4712 4864 5168 7936 8432 8704 9424 9728 10013 10336 15872 16864 17408 18848 19456 20026 20672 31744 33728 37696 40052 41344 67456 75392 80104 82688 134912 150784 160208 165376 269824 301568 320416 330752 539648 603136 640832 1281664 2563328 5126656 10253312