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131354032 = 248992243
BaseRepresentation
bin1111101010001…
…00110110110000
3100011011110212011
413311010312300
5232111312112
621011212304
73153330235
oct765046660
9304143764
10131354032
1168167257
1237ba7094
13212a0ba4
141363378c
15b7e9aa7
hex7d44db0

131354032 has 20 divisors (see below), whose sum is σ = 257360760. Its totient is φ = 64938368.

The previous prime is 131354029. The next prime is 131354051. The reversal of 131354032 is 230453131.

It is a junction number, because it is equal to n+sod(n) for n = 131353994 and 131354012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44698 + ... + 47545.

It is an arithmetic number, because the mean of its divisors is an integer number (12868038).

Almost surely, 2131354032 is an apocalyptic number.

It is an amenable number.

131354032 is a deficient number, since it is larger than the sum of its proper divisors (126006728).

131354032 is an equidigital number, since it uses as much as digits as its factorization.

131354032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92340 (or 92334 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 131354032 is about 11460.9786667631. The cubic root of 131354032 is about 508.3324131011.

Subtracting 131354032 from its reverse (230453131), we obtain a palindrome (99099099).

The spelling of 131354032 in words is "one hundred thirty-one million, three hundred fifty-four thousand, thirty-two".

Divisors: 1 2 4 8 16 89 178 356 712 1424 92243 184486 368972 737944 1475888 8209627 16419254 32838508 65677016 131354032