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130270827 = 3238812143
BaseRepresentation
bin1111100001111…
…00011001101011
3100002010102222110
413300330121223
5231322131302
620532053403
73141166221
oct760743153
9302112873
10130270827
1167597445
1237764263
1320cb1b3b
1413430b11
15b683b6c
hex7c3c66b

130270827 has 16 divisors (see below), whose sum is σ = 181536768. Its totient is φ = 82938240.

The previous prime is 130270801. The next prime is 130270831. The reversal of 130270827 is 728072031.

It is not a de Polignac number, because 130270827 - 210 = 130269803 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 130270794 and 130270803.

It is not an unprimeable number, because it can be changed into a prime (130270867) 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, 59718 + ... + 61860.

It is an arithmetic number, because the mean of its divisors is an integer number (11346048).

Almost surely, 2130270827 is an apocalyptic number.

130270827 is a deficient number, since it is larger than the sum of its proper divisors (51265941).

130270827 is a wasteful number, since it uses less digits than its factorization.

130270827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3050.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 130270827 is about 11413.6246214776. The cubic root of 130270827 is about 506.9312411374.

The spelling of 130270827 in words is "one hundred thirty million, two hundred seventy thousand, eight hundred twenty-seven".

Divisors: 1 3 23 69 881 2143 2643 6429 20263 49289 60789 147867 1887983 5663949 43423609 130270827