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131882552 = 23234311663
BaseRepresentation
bin1111101110001…
…01111000111000
3100012011022211222
413313011320320
5232230220202
621030411212
73160661144
oct767057070
9305138758
10131882552
116849834a
1238200b08
1321427619
1413730224
15b8a14a2
hex7dc5e38

131882552 has 32 divisors (see below), whose sum is σ = 258785280. Its totient is φ = 62890080.

The previous prime is 131882537. The next prime is 131882557. The reversal of 131882552 is 255288131.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131882557) 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, 78473 + ... + 80135.

It is an arithmetic number, because the mean of its divisors is an integer number (8087040).

Almost surely, 2131882552 is an apocalyptic number.

It is an amenable number.

131882552 is a deficient number, since it is larger than the sum of its proper divisors (126902728).

131882552 is a wasteful number, since it uses less digits than its factorization.

131882552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123 (or 2119 counting only the distinct ones).

The product of its digits is 19200, while the sum is 35.

The square root of 131882552 is about 11484.0128874884. The cubic root of 131882552 is about 509.0132812140.

The spelling of 131882552 in words is "one hundred thirty-one million, eight hundred eighty-two thousand, five hundred fifty-two".

Divisors: 1 2 4 8 23 46 92 184 431 862 1663 1724 3326 3448 6652 9913 13304 19826 38249 39652 76498 79304 152996 305992 716753 1433506 2867012 5734024 16485319 32970638 65941276 131882552