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130201428678 = 23194932173461
BaseRepresentation
bin111100101000010011…
…1000010001011000110
3110110001221221212211020
41321100213002023012
54113123031204203
6135451432252010
712256340611656
oct1712047021306
9413057855736
10130201428678
1150244348512
1221298241006
13c37c83c1b9
146432140366
1535c08a1153
hex1e509c22c6

130201428678 has 32 divisors (see below), whose sum is σ = 260692754400. Its totient is φ = 43352194560.

The previous prime is 130201428671. The next prime is 130201428737. The reversal of 130201428678 is 876824102031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130201428671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37617868 + ... + 37621328.

It is an arithmetic number, because the mean of its divisors is an integer number (8146648575).

Almost surely, 2130201428678 is an apocalyptic number.

130201428678 is an abundant number, since it is smaller than the sum of its proper divisors (130491325722).

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

130201428678 is a wasteful number, since it uses less digits than its factorization.

130201428678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8632.

The product of its (nonzero) digits is 129024, while the sum is 42.

The spelling of 130201428678 in words is "one hundred thirty billion, two hundred one million, four hundred twenty-eight thousand, six hundred seventy-eight".

Divisors: 1 2 3 6 1949 3217 3461 3898 5847 6434 6922 9651 10383 11694 19302 20766 6269933 6745489 11134037 12539866 13490978 18809799 20236467 22268074 33402111 37619598 40472934 66804222 21700238113 43400476226 65100714339 130201428678