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15152153120 = 255137284689
BaseRepresentation
bin11100001110010001…
…11000001000100000
31110002222110010112022
432013020320020200
5222012422344440
610543311121012
71044325114346
oct160710701040
943088403468
1015152153120
116475aa49a5
122b2a513168
13157621cca0
14a3a50d996
155da36bcb5
hex387238220

15152153120 has 48 divisors (see below), whose sum is σ = 38550579480. Its totient is φ = 5594640384.

The previous prime is 15152153119. The next prime is 15152153143. The reversal of 15152153120 is 2135125151.

It can be written as a sum of positive squares in 4 ways, for example, as 11323513744 + 3828639376 = 106412^2 + 61876^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 15152153120.

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, 3640265 + ... + 3644424.

Almost surely, 215152153120 is an apocalyptic number.

15152153120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15152153120 is an abundant number, since it is smaller than the sum of its proper divisors (23398426360).

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

15152153120 is a wasteful number, since it uses less digits than its factorization.

15152153120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7284717 (or 7284709 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 15152153120 its reverse (2135125151), we get a palindrome (17287278271).

The spelling of 15152153120 in words is "fifteen billion, one hundred fifty-two million, one hundred fifty-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 208 260 416 520 1040 2080 7284689 14569378 29138756 36423445 58277512 72846890 94700957 116555024 145693780 189401914 233110048 291387560 378803828 473504785 582775120 757607656 947009570 1165550240 1515215312 1894019140 3030430624 3788038280 7576076560 15152153120