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30363126980 = 22561127195967
BaseRepresentation
bin11100010001110010…
…001000110011000100
32220101001120122221112
4130101302020303010
5444140430030410
621540523104152
72123266215044
oct342162106304
986331518845
1030363126980
111197121477a
125a74672058
132b2b696234
141680771724
15bca957105
hex711c88cc4

30363126980 has 48 divisors (see below), whose sum is σ = 65318486016. Its totient is φ = 11852023680.

The previous prime is 30363126977. The next prime is 30363127009. The reversal of 30363126980 is 8962136303.

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, 56957 + ... + 252923.

It is an arithmetic number, because the mean of its divisors is an integer number (1360801792).

Almost surely, 230363126980 is an apocalyptic number.

It is an amenable number.

30363126980 is an abundant number, since it is smaller than the sum of its proper divisors (34955359036).

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

30363126980 is a wasteful number, since it uses less digits than its factorization.

30363126980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196164 (or 196162 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 30363126980 in words is "thirty billion, three hundred sixty-three million, one hundred twenty-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 61 122 127 244 254 305 508 610 635 1220 1270 2540 7747 15494 30988 38735 77470 154940 195967 391934 783868 979835 1959670 3919340 11953987 23907974 24887809 47815948 49775618 59769935 99551236 119539870 124439045 239079740 248878090 497756180 1518156349 3036312698 6072625396 7590781745 15181563490 30363126980