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1210030230 = 2352316710501
BaseRepresentation
bin100100000011111…
…1001100010010110
310010022212220102110
41020013321202112
54434231431410
6320023051450
741662041633
oct11007714226
93108786373
101210030230
11571037692
122992a0b86
131638c6a26
14b69c118a
157136c720
hex481f9896

1210030230 has 64 divisors (see below), whose sum is σ = 3048772608. Its totient is φ = 306768000.

The previous prime is 1210030229. The next prime is 1210030231. The reversal of 1210030230 is 320300121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1210030229) and next prime (1210030231).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210030231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109980 + ... + 120480.

It is an arithmetic number, because the mean of its divisors is an integer number (47637072).

Almost surely, 21210030230 is an apocalyptic number.

1210030230 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 1210030230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1524386304).

1210030230 is an abundant number, since it is smaller than the sum of its proper divisors (1838742378).

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

1210030230 is a wasteful number, since it uses less digits than its factorization.

1210030230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10701.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1210030230 is about 34785.4887848367. The cubic root of 1210030230 is about 1065.6111108403.

Adding to 1210030230 its reverse (320300121), we get a palindrome (1530330351).

The spelling of 1210030230 in words is "one billion, two hundred ten million, thirty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 167 230 334 345 501 690 835 1002 1670 2505 3841 5010 7682 10501 11523 19205 21002 23046 31503 38410 52505 57615 63006 105010 115230 157515 241523 315030 483046 724569 1207615 1449138 1753667 2415230 3507334 3622845 5261001 7245690 8768335 10522002 17536670 26305005 40334341 52610010 80668682 121003023 201671705 242006046 403343410 605015115 1210030230