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15114980 = 2253124379
BaseRepresentation
bin111001101010…
…001011100100
31001102220212002
4321222023210
512332134410
61255544432
7242321666
oct71521344
931386762
1015114980
118594121
12508b118
133192a9a
142016536
1514d87a5
hexe6a2e4

15114980 has 24 divisors (see below), whose sum is σ = 32766720. Its totient is φ = 5850720.

The previous prime is 15114971. The next prime is 15114997. The reversal of 15114980 is 8941151.

15114980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 11570 + ... + 12809.

It is an arithmetic number, because the mean of its divisors is an integer number (1365280).

Almost surely, 215114980 is an apocalyptic number.

15114980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15114980 is an abundant number, since it is smaller than the sum of its proper divisors (17651740).

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

15114980 is a wasteful number, since it uses less digits than its factorization.

15114980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24419 (or 24417 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 15114980 is about 3887.7988631101. The cubic root of 15114980 is about 247.2497487527.

The spelling of 15114980 in words is "fifteen million, one hundred fourteen thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 24379 48758 97516 121895 243790 487580 755749 1511498 3022996 3778745 7557490 15114980