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132487230 = 2354416241
BaseRepresentation
bin1111110010110…
…01100000111110
3100020022001022110
413321121200332
5232404042410
621051354450
73166060101
oct771314076
9306261273
10132487230
1168870687
1238452a26
13215a9915
141384a738
15b970720
hex7e5983e

132487230 has 16 divisors (see below), whose sum is σ = 317969424. Its totient is φ = 35329920.

The previous prime is 132487193. The next prime is 132487241. The reversal of 132487230 is 32784231.

It is a super-2 number, since 2×1324872302 = 35105732226145800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 4416241 = 132487230 / (1 + 3 + 2 + 4 + 8 + 7 + 2 + 3 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2208091 + ... + 2208150.

It is an arithmetic number, because the mean of its divisors is an integer number (19873089).

Almost surely, 2132487230 is an apocalyptic number.

132487230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132487230 is an abundant number, since it is smaller than the sum of its proper divisors (185482194).

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

132487230 is a wasteful number, since it uses less digits than its factorization.

132487230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4416251.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 132487230 is about 11510.3097265017. The cubic root of 132487230 is about 509.7900327532.

The spelling of 132487230 in words is "one hundred thirty-two million, four hundred eighty-seven thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 4416241 8832482 13248723 22081205 26497446 44162410 66243615 132487230