Search a number
-
+
1210033230 = 235731185873
BaseRepresentation
bin100100000011111…
…1010010001001110
310010022220001112120
41020013322101032
54434232030410
6320023113410
741662053450
oct11007722116
93108801476
101210033230
1157103996a
122992a2866
131638c81c3
14b69c22d0
157136d570
hex481fa44e

1210033230 has 64 divisors (see below), whose sum is σ = 3426029568. Its totient is φ = 267655680.

The previous prime is 1210033229. The next prime is 1210033247. The reversal of 1210033230 is 323300121.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 86427 + ... + 99446.

It is an arithmetic number, because the mean of its divisors is an integer number (53531712).

Almost surely, 21210033230 is an apocalyptic number.

1210033230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210033230 is an abundant number, since it is smaller than the sum of its proper divisors (2215996338).

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

1210033230 is a wasteful number, since it uses less digits than its factorization.

1210033230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185921.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1210033230 is about 34785.5319062394. The cubic root of 1210033230 is about 1065.6119914879.

Adding to 1210033230 its reverse (323300121), we get a palindrome (1533333351).

The spelling of 1210033230 in words is "one billion, two hundred ten million, thirty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 31 35 42 62 70 93 105 155 186 210 217 310 434 465 651 930 1085 1302 2170 3255 6510 185873 371746 557619 929365 1115238 1301111 1858730 2602222 2788095 3903333 5576190 5762063 6505555 7806666 11524126 13011110 17286189 19516665 28810315 34572378 39033330 40334441 57620630 80668882 86430945 121003323 172861890 201672205 242006646 403344410 605016615 1210033230