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130030262 = 21913724977
BaseRepresentation
bin1111100000000…
…01101010110110
3100001200012222122
413300001222312
5231241432022
620522555542
73136144655
oct760015266
9301605878
10130030262
116744272a
1237668bb2
1320c294ab
14133ab19c
15b637742
hex7c01ab6

130030262 has 16 divisors (see below), whose sum is σ = 206817840. Its totient is φ = 61141248.

The previous prime is 130030261. The next prime is 130030267. The reversal of 130030262 is 262030031.

It is a self number, because there is not a number n which added to its sum of digits gives 130030262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130030261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7283 + ... + 17694.

It is an arithmetic number, because the mean of its divisors is an integer number (12926115).

Almost surely, 2130030262 is an apocalyptic number.

130030262 is a deficient number, since it is larger than the sum of its proper divisors (76787578).

130030262 is a wasteful number, since it uses less digits than its factorization.

130030262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25135.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 130030262 is about 11403.0812502586. The cubic root of 130030262 is about 506.6190068474.

Adding to 130030262 its reverse (262030031), we get a palindrome (392060293).

The spelling of 130030262 in words is "one hundred thirty million, thirty thousand, two hundred sixty-two".

Divisors: 1 2 19 38 137 274 2603 5206 24977 49954 474563 949126 3421849 6843698 65015131 130030262