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15132013500 = 2235341246049
BaseRepresentation
bin11100001011111000…
…00011001110111100
31110001120112221011110
432011330003032330
5221442243413000
610541311322020
71043661664302
oct160574031674
943046487143
1015132013500
11646569978a
122b23820310
131571cbb156
14a3798a272
155d86de850
hex385f033bc

15132013500 has 96 divisors (see below), whose sum is σ = 45139348800. Its totient is φ = 3936768000.

The previous prime is 15132013489. The next prime is 15132013511. The reversal of 15132013500 is 531023151.

It is an interprime number because it is at equal distance from previous prime (15132013489) and next prime (15132013511).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61525 + ... + 184524.

It is an arithmetic number, because the mean of its divisors is an integer number (470201550).

Almost surely, 215132013500 is an apocalyptic number.

15132013500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15132013500 is an abundant number, since it is smaller than the sum of its proper divisors (30007335300).

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

15132013500 is a wasteful number, since it uses less digits than its factorization.

15132013500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246112 (or 246100 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

Adding to 15132013500 its reverse (531023151), we get a palindrome (15663036651).

The spelling of 15132013500 in words is "fifteen billion, one hundred thirty-two million, thirteen thousand, five hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 41 50 60 75 82 100 123 125 150 164 205 246 250 300 375 410 492 500 615 750 820 1025 1230 1500 2050 2460 3075 4100 5125 6150 10250 12300 15375 20500 30750 61500 246049 492098 738147 984196 1230245 1476294 2460490 2952588 3690735 4920980 6151225 7381470 10088009 12302450 14762940 18453675 20176018 24604900 30264027 30756125 36907350 40352036 50440045 60528054 61512250 73814700 92268375 100880090 121056108 123024500 151320135 184536750 201760180 252200225 302640270 369073500 504400450 605280540 756600675 1008800900 1261001125 1513201350 2522002250 3026402700 3783003375 5044004500 7566006750 15132013500