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1201310130 = 235477971069
BaseRepresentation
bin100011110011010…
…1000100110110010
310002201110212200210
41013212220212302
54430013411010
6315112124550
741524652616
oct10746504662
93081425623
101201310130
11567121099
12296396756
13161b628c7
14b5791346
15706e8b20
hex479a89b2

1201310130 has 64 divisors (see below), whose sum is σ = 2950940160. Its totient is φ = 312847104.

The previous prime is 1201310113. The next prime is 1201310147. The reversal of 1201310130 is 310131021.

It is an interprime number because it is at equal distance from previous prime (1201310113) and next prime (1201310147).

It is a Curzon 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, 1123236 + ... + 1124304.

It is an arithmetic number, because the mean of its divisors is an integer number (46108440).

Almost surely, 21201310130 is an apocalyptic number.

1201310130 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 1201310130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1475470080).

1201310130 is an abundant number, since it is smaller than the sum of its proper divisors (1749630030).

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

1201310130 is a wasteful number, since it uses less digits than its factorization.

1201310130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1201310130 is about 34659.9210905045. The cubic root of 1201310130 is about 1063.0451565477.

Adding to 1201310130 its reverse (310131021), we get a palindrome (1511441151).

The spelling of 1201310130 in words is "one billion, two hundred one million, three hundred ten thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 47 94 141 235 282 470 705 797 1069 1410 1594 2138 2391 3207 3985 4782 5345 6414 7970 10690 11955 16035 23910 32070 37459 50243 74918 100486 112377 150729 187295 224754 251215 301458 374590 502430 561885 753645 851993 1123770 1507290 1703986 2555979 4259965 5111958 8519930 12779895 25559790 40043671 80087342 120131013 200218355 240262026 400436710 600655065 1201310130