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115253124 = 223710712823
BaseRepresentation
bin1101101111010…
…01111110000100
322000212110120020
412313221332010
5214001044444
615234135140
72566430640
oct667517604
9260773506
10115253124
115a06a418
12327214b0
131ab5441c
1411441c20
15a1b9119
hex6de9f84

115253124 has 48 divisors (see below), whose sum is σ = 310238208. Its totient is φ = 32619168.

The previous prime is 115253123. The next prime is 115253129. The reversal of 115253124 is 421352511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 115253094 and 115253103.

It is not an unprimeable number, because it can be changed into a prime (115253123) 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, 2577 + ... + 15399.

It is an arithmetic number, because the mean of its divisors is an integer number (6463296).

Almost surely, 2115253124 is an apocalyptic number.

115253124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115253124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155119104).

115253124 is an abundant number, since it is smaller than the sum of its proper divisors (194985084).

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

115253124 is a wasteful number, since it uses less digits than its factorization.

115253124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12944 (or 12942 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 115253124 is about 10735.6007749916. The cubic root of 115253124 is about 486.6509423413.

The spelling of 115253124 in words is "one hundred fifteen million, two hundred fifty-three thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 107 214 321 428 642 749 1284 1498 2247 2996 4494 8988 12823 25646 38469 51292 76938 89761 153876 179522 269283 359044 538566 1077132 1372061 2744122 4116183 5488244 8232366 9604427 16464732 19208854 28813281 38417708 57626562 115253124