Search a number
-
+
131048088 = 233139163241
BaseRepresentation
bin1111100111110…
…10001010011000
3100010120221011220
413303322022120
5232022014323
621000452040
73150614253
oct763721230
9303527156
10131048088
1167a78406
1237a7a020
13211c4862
141359409a
15b7890e3
hex7cfa298

131048088 has 64 divisors (see below), whose sum is σ = 333379200. Its totient is φ = 42923520.

The previous prime is 131048083. The next prime is 131048101. The reversal of 131048088 is 880840131.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131048083) 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, 543648 + ... + 543888.

It is an arithmetic number, because the mean of its divisors is an integer number (5209050).

Almost surely, 2131048088 is an apocalyptic number.

It is an amenable number.

131048088 is an abundant number, since it is smaller than the sum of its proper divisors (202331112).

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

131048088 is a wasteful number, since it uses less digits than its factorization.

131048088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 33.

The square root of 131048088 is about 11447.6236835424. The cubic root of 131048088 is about 507.9374445054.

The spelling of 131048088 in words is "one hundred thirty-one million, forty-eight thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 139 163 241 278 326 417 482 489 556 652 723 834 964 978 1112 1304 1446 1668 1928 1956 2892 3336 3912 5784 22657 33499 39283 45314 66998 67971 78566 90628 100497 117849 133996 135942 157132 181256 200994 235698 267992 271884 314264 401988 471396 543768 803976 942792 5460337 10920674 16381011 21841348 32762022 43682696 65524044 131048088