Search a number
-
+
14151270 = 235779853
BaseRepresentation
bin110101111110…
…111001100110
3222121221220010
4311332321212
512110320040
61223151050
7231166230
oct65767146
928557803
1014151270
117a96071
1248a5486
132c16243
141c45250
151397e80
hexd7ee66

14151270 has 64 divisors (see below), whose sum is σ = 39352320. Its totient is φ = 3189888.

The previous prime is 14151199. The next prime is 14151281. The reversal of 14151270 is 7215141.

It is a happy number.

It is a super-2 number, since 2×141512702 = 400516885225800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 16164 + ... + 17016.

It is an arithmetic number, because the mean of its divisors is an integer number (614880).

Almost surely, 214151270 is an apocalyptic number.

14151270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14151270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19676160).

14151270 is an abundant number, since it is smaller than the sum of its proper divisors (25201050).

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

14151270 is a wasteful number, since it uses less digits than its factorization.

14151270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949.

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 14151270 is about 3761.8173799375. The cubic root of 14151270 is about 241.8791715190.

The spelling of 14151270 in words is "fourteen million, one hundred fifty-one thousand, two hundred seventy".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 79 105 158 210 237 395 474 553 790 853 1106 1185 1659 1706 2370 2559 2765 3318 4265 5118 5530 5971 8295 8530 11942 12795 16590 17913 25590 29855 35826 59710 67387 89565 134774 179130 202161 336935 404322 471709 673870 943418 1010805 1415127 2021610 2358545 2830254 4717090 7075635 14151270