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30069960270 = 2357143190287
BaseRepresentation
bin11100000000010011…
…110010111001001110
32212121121221020211020
4130000103302321032
5443040402212040
621451451335010
72113106305440
oct340023627116
985547836736
1030069960270
1111830788239
1259b2451466
132ab2a1b7cc
14165385a490
15baed47cd0
hex7004f2e4e

30069960270 has 32 divisors (see below), whose sum is σ = 82477605888. Its totient is φ = 6873133728.

The previous prime is 30069960251. The next prime is 30069960287. The reversal of 30069960270 is 7206996003.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a congruent number.

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, 71594934 + ... + 71595353.

It is an arithmetic number, because the mean of its divisors is an integer number (2577425184).

Almost surely, 230069960270 is an apocalyptic number.

30069960270 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30069960270 is an abundant number, since it is smaller than the sum of its proper divisors (52407645618).

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

30069960270 is a wasteful number, since it uses less digits than its factorization.

30069960270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143190304.

The product of its (nonzero) digits is 122472, while the sum is 42.

The spelling of 30069960270 in words is "thirty billion, sixty-nine million, nine hundred sixty thousand, two hundred seventy".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 143190287 286380574 429570861 715951435 859141722 1002332009 1431902870 2004664018 2147854305 3006996027 4295708610 5011660045 6013992054 10023320090 15034980135 30069960270