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15225054060 = 22352273111637
BaseRepresentation
bin11100010110111101…
…11110001101101100
31110022001121212211010
432023132332031230
5222140103212220
610554433425220
71046201552466
oct161336761554
943261555733
1015225054060
116503167507
122b4aa0b210
131588366038
14a46089136
155e196c1e0
hex38b7be36c

15225054060 has 48 divisors (see below), whose sum is σ = 42649288416. Its totient is φ = 4058191872.

The previous prime is 15225054049. The next prime is 15225054073. The reversal of 15225054060 is 6045052251.

It is a super-2 number, since 2×152250540602 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80562 + ... + 192198.

It is an arithmetic number, because the mean of its divisors is an integer number (888526842).

Almost surely, 215225054060 is an apocalyptic number.

15225054060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15225054060 is an abundant number, since it is smaller than the sum of its proper divisors (27424234356).

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

15225054060 is a wasteful number, since it uses less digits than its factorization.

15225054060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113922 (or 113920 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 15225054060 in words is "fifteen billion, two hundred twenty-five million, fifty-four thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 2273 4546 6819 9092 11365 13638 22730 27276 34095 45460 68190 111637 136380 223274 334911 446548 558185 669822 1116370 1339644 1674555 2232740 3349110 6698220 253750901 507501802 761252703 1015003604 1268754505 1522505406 2537509010 3045010812 3806263515 5075018020 7612527030 15225054060