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30055051404 = 2233725679337
BaseRepresentation
bin11011111111011010…
…111011000010001100
32212120120212210201000
4123333122323002030
5443023043121104
621450200020300
72112535502400
oct337732730214
985516783630
1030055051404
1111823324a64
1259a9461690
132aac8cb7b1
141651899100
15bad8a0639
hex6ff6bb08c

30055051404 has 72 divisors (see below), whose sum is σ = 90642234480. Its totient is φ = 8587156032.

The previous prime is 30055051381. The next prime is 30055051457. The reversal of 30055051404 is 40415055003.

It is a super-2 number, since 2×300550514042 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2834377 + ... + 2844960.

Almost surely, 230055051404 is an apocalyptic number.

It is an amenable number.

30055051404 is an abundant number, since it is smaller than the sum of its proper divisors (60587183076).

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

30055051404 is a wasteful number, since it uses less digits than its factorization.

30055051404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5679364 (or 5679349 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The spelling of 30055051404 in words is "thirty billion, fifty-five million, fifty-one thousand, four hundred four".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 98 108 126 147 189 196 252 294 378 441 588 756 882 1323 1764 2646 5292 5679337 11358674 17038011 22717348 34076022 39755359 51114033 68152044 79510718 102228066 119266077 153342099 159021436 204456132 238532154 278287513 306684198 357798231 477064308 556575026 613368396 715596462 834862539 1073394693 1113150052 1431192924 1669725078 2146789386 2504587617 3339450156 4293578772 5009175234 7513762851 10018350468 15027525702 30055051404