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115606460 = 22517714789
BaseRepresentation
bin1101110010000…
…00001110111100
322001112102020202
412321000032330
5214043401320
615245503032
72602432034
oct671001674
9261472222
10115606460
115a290932
1232871a78
131ac491b8
14114d48c4
15a238b75
hex6e403bc

115606460 has 48 divisors (see below), whose sum is σ = 260729280. Its totient is φ = 42900480.

The previous prime is 115606459. The next prime is 115606541. The reversal of 115606460 is 64606511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21746 + ... + 26534.

It is an arithmetic number, because the mean of its divisors is an integer number (5431860).

Almost surely, 2115606460 is an apocalyptic number.

115606460 is a gapful number since it is divisible by the number (10) 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 115606460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130364640).

115606460 is an abundant number, since it is smaller than the sum of its proper divisors (145122820).

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

115606460 is a wasteful number, since it uses less digits than its factorization.

115606460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4886 (or 4884 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 115606460 is about 10752.0444567533. The cubic root of 115606460 is about 487.1477499211.

The spelling of 115606460 in words is "one hundred fifteen million, six hundred six thousand, four hundred sixty".

Divisors: 1 2 4 5 10 17 20 34 68 71 85 142 170 284 340 355 710 1207 1420 2414 4789 4828 6035 9578 12070 19156 23945 24140 47890 81413 95780 162826 325652 340019 407065 680038 814130 1360076 1628260 1700095 3400190 5780323 6800380 11560646 23121292 28901615 57803230 115606460