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130258848 = 2537611783
BaseRepresentation
bin1111100001110…
…01011110100000
3100002002211112210
413300321132200
5231321240343
620531522120
73141116256
oct760713640
9302084483
10130258848
1167589445
1237759340
1320ca9555
141342a5d6
15b680333
hex7c397a0

130258848 has 48 divisors (see below), whose sum is σ = 342570816. Its totient is φ = 43338240.

The previous prime is 130258841. The next prime is 130258853. The reversal of 130258848 is 848852031.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (130258841) 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, 72165 + ... + 73947.

It is an arithmetic number, because the mean of its divisors is an integer number (7136892).

Almost surely, 2130258848 is an apocalyptic number.

It is an amenable number.

130258848 is an abundant number, since it is smaller than the sum of its proper divisors (212311968).

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

130258848 is a wasteful number, since it uses less digits than its factorization.

130258848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2557 (or 2549 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 39.

The square root of 130258848 is about 11413.0998418484. The cubic root of 130258848 is about 506.9157024436.

The spelling of 130258848 in words is "one hundred thirty million, two hundred fifty-eight thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 761 1522 1783 2283 3044 3566 4566 5349 6088 7132 9132 10698 12176 14264 18264 21396 24352 28528 36528 42792 57056 73056 85584 171168 1356863 2713726 4070589 5427452 8141178 10854904 16282356 21709808 32564712 43419616 65129424 130258848