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115102304 = 2519238231
BaseRepresentation
bin1101101110001…
…01001001100000
322000120210200022
412313011021200
5213431233204
615231013012
72565232142
oct667051140
9260523608
10115102304
1159a77079
123266a168
131ab00895
1411402c92
15a1895be
hex6dc5260

115102304 has 48 divisors (see below), whose sum is σ = 248935680. Its totient is φ = 52145280.

The previous prime is 115102297. The next prime is 115102313. The reversal of 115102304 is 403201511.

It is a super-2 number, since 2×1151023042 = 26497080772216832, which contains 22 as substring.

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, 9869 + ... + 18099.

It is an arithmetic number, because the mean of its divisors is an integer number (5186160).

Almost surely, 2115102304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115102304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124467840).

115102304 is an abundant number, since it is smaller than the sum of its proper divisors (133833376).

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

115102304 is a wasteful number, since it uses less digits than its factorization.

115102304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8283 (or 8275 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 115102304 is about 10728.5741829937. The cubic root of 115102304 is about 486.4385728730.

Adding to 115102304 its reverse (403201511), we get a palindrome (518303815).

The spelling of 115102304 in words is "one hundred fifteen million, one hundred two thousand, three hundred four".

Divisors: 1 2 4 8 16 19 23 32 38 46 76 92 152 184 304 368 437 608 736 874 1748 3496 6992 8231 13984 16462 32924 65848 131696 156389 189313 263392 312778 378626 625556 757252 1251112 1514504 2502224 3029008 3596947 5004448 6058016 7193894 14387788 28775576 57551152 115102304