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130753038 = 23131676321
BaseRepresentation
bin1111100101100…
…10001000001110
3100010000221110010
413302302020032
5231433044123
620550254050
73145245123
oct762621016
9303027403
10130753038
1167896769
1237957326
1321120480
141351874a
15b72b993
hex7cb220e

130753038 has 16 divisors (see below), whose sum is σ = 281622096. Its totient is φ = 40231680.

The previous prime is 130753033. The next prime is 130753039. The reversal of 130753038 is 830357031.

It is a junction number, because it is equal to n+sod(n) for n = 130752996 and 130753014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130753031) 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, 838083 + ... + 838238.

It is an arithmetic number, because the mean of its divisors is an integer number (17601381).

Almost surely, 2130753038 is an apocalyptic number.

130753038 is an abundant number, since it is smaller than the sum of its proper divisors (150869058).

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

130753038 is a wasteful number, since it uses less digits than its factorization.

130753038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676339.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 130753038 is about 11434.7294677224. The cubic root of 130753038 is about 507.5559571713. Note that the first 3 decimals are identical.

It can be divided in two parts, 1307 and 53038, that added together give a palindrome (54345).

The spelling of 130753038 in words is "one hundred thirty million, seven hundred fifty-three thousand, thirty-eight".

Divisors: 1 2 3 6 13 26 39 78 1676321 3352642 5028963 10057926 21792173 43584346 65376519 130753038