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30029810660 = 2251527198323
BaseRepresentation
bin11011111101111010…
…101000101111100100
32212111211101102220122
4123331322220233210
5443000112420120
621443455021112
72112111115253
oct337572505744
985454342818
1030029810660
1111810055243
1259a0b0a798
132aa7601b45
14164c3a879a
15bab566a25
hex6fdea8be4

30029810660 has 24 divisors (see below), whose sum is σ = 63067373376. Its totient is φ = 12011015520.

The previous prime is 30029810647. The next prime is 30029810693. The reversal of 30029810660 is 6601892003.

It is a self number, because there is not a number n which added to its sum of digits gives 30029810660.

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, 256259 + ... + 354581.

It is an arithmetic number, because the mean of its divisors is an integer number (2627807224).

Almost surely, 230029810660 is an apocalyptic number.

It is an amenable number.

30029810660 is an abundant number, since it is smaller than the sum of its proper divisors (33037562716).

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

30029810660 is a wasteful number, since it uses less digits than its factorization.

30029810660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113603 (or 113601 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 30029810660 in words is "thirty billion, twenty-nine million, eight hundred ten thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 15271 30542 61084 76355 98323 152710 196646 305420 393292 491615 983230 1966460 1501490533 3002981066 6005962132 7507452665 15014905330 30029810660