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30106247360 = 265713440289
BaseRepresentation
bin11100000010011110…
…001110000011000000
32212201011012211100112
4130002132032003000
5443124144403420
621455225210452
72114026610630
oct340236160300
985634184315
1030106247360
111184a212272
125a02630a28
132aba3b5367
1416585c46c0
15bb31148c5
hex70278e0c0

30106247360 has 56 divisors (see below), whose sum is σ = 81932007840. Its totient is φ = 10322141184.

The previous prime is 30106247333. The next prime is 30106247399. The reversal of 30106247360 is 6374260103.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×301062473602 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6717905 + ... + 6722384.

Almost surely, 230106247360 is an apocalyptic number.

It is an amenable number.

30106247360 is an abundant number, since it is smaller than the sum of its proper divisors (51825760480).

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

30106247360 is a wasteful number, since it uses less digits than its factorization.

30106247360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13440313 (or 13440303 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The spelling of 30106247360 in words is "thirty billion, one hundred six million, two hundred forty-seven thousand, three hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 140 160 224 280 320 448 560 1120 2240 13440289 26880578 53761156 67201445 94082023 107522312 134402890 188164046 215044624 268805780 376328092 430089248 470410115 537611560 752656184 860178496 940820230 1075223120 1505312368 1881640460 2150446240 3010624736 3763280920 4300892480 6021249472 7526561840 15053123680 30106247360