Search a number
-
+
201337312 = 25113118451
BaseRepresentation
bin11000000000000…
…10100111100000
3112000211222212111
430000002213200
5403020243222
631551205104
74663224151
oct1400024740
9460758774
10201337312
11a3716780
1257516794
1332934c07
141ca4d928
1512a20777
hexc0029e0

201337312 has 48 divisors (see below), whose sum is σ = 446390784. Its totient is φ = 88560000.

The previous prime is 201337261. The next prime is 201337337. The reversal of 201337312 is 213733102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1687 + ... + 20137.

It is an arithmetic number, because the mean of its divisors is an integer number (9299808).

Almost surely, 2201337312 is an apocalyptic number.

201337312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201337312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223195392).

201337312 is an abundant number, since it is smaller than the sum of its proper divisors (245053472).

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

201337312 is a wasteful number, since it uses less digits than its factorization.

201337312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18503 (or 18495 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 201337312 is about 14189.3379690527. The cubic root of 201337312 is about 586.1040945437.

The spelling of 201337312 in words is "two hundred one million, three hundred thirty-seven thousand, three hundred twelve".

Divisors: 1 2 4 8 11 16 22 31 32 44 62 88 124 176 248 341 352 496 682 992 1364 2728 5456 10912 18451 36902 73804 147608 202961 295216 405922 571981 590432 811844 1143962 1623688 2287924 3247376 4575848 6291791 6494752 9151696 12583582 18303392 25167164 50334328 100668656 201337312