[go: up one dir, main page]

Search a number
-
+
401250 = 2354107
BaseRepresentation
bin1100001111101100010
3202101102010
41201331202
5100320000
612333350
73260553
oct1417542
9671363
10401250
11254513
12174256
13110835
14a632a
157dd50
hex61f62

401250 has 40 divisors (see below), whose sum is σ = 1012176. Its totient is φ = 106000.

The previous prime is 401243. The next prime is 401279. The reversal of 401250 is 52104.

It is a super-2 number, since 2×4012502 = 322003125000, which contains 22 as substring.

It is an unprimeable number.

401250 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3697 + ... + 3803.

2401250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506088).

401250 is an abundant number, since it is smaller than the sum of its proper divisors (610926).

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

401250 is a wasteful number, since it uses less digits than its factorization.

401250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 401250 is about 633.4429729660. The cubic root of 401250 is about 73.7573008189.

Adding to 401250 its reverse (52104), we get a palindrome (453354).

The spelling of 401250 in words is "four hundred one thousand, two hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 107 125 150 214 250 321 375 535 625 642 750 1070 1250 1605 1875 2675 3210 3750 5350 8025 13375 16050 26750 40125 66875 80250 133750 200625 401250