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130001258 = 22912831747
BaseRepresentation
bin1111011111110…
…10100101101010
3100001121202012102
413233322211222
5231240020013
620522213402
73135664262
oct757724552
9301552172
10130001258
1167422962
1237654262
1320c1922a
14133a07a2
15b62dd58
hex7bfa96a

130001258 has 16 divisors (see below), whose sum is σ = 201998880. Its totient is φ = 62674416.

The previous prime is 130001257. The next prime is 130001269. The reversal of 130001258 is 852100031.

It is not an unprimeable number, because it can be changed into a prime (130001251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73541 + ... + 75287.

It is an arithmetic number, because the mean of its divisors is an integer number (12624930).

Almost surely, 2130001258 is an apocalyptic number.

130001258 is a deficient number, since it is larger than the sum of its proper divisors (71997622).

130001258 is a wasteful number, since it uses less digits than its factorization.

130001258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3061.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 130001258 is about 11401.8094178073. The cubic root of 130001258 is about 506.5813359491.

Adding to 130001258 its reverse (852100031), we get a palindrome (982101289).

The spelling of 130001258 in words is "one hundred thirty million, one thousand, two hundred fifty-eight".

Divisors: 1 2 29 58 1283 1747 2566 3494 37207 50663 74414 101326 2241401 4482802 65000629 130001258