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30213301200 = 2435225177751
BaseRepresentation
bin11100001000110110…
…100110001111010000
32212222121122201121120
4130020312212033100
5443334101114300
621514011522240
72116466552145
oct341066461720
985877581546
1030213301200
11118a4691415
125a32459380
132b06628724
1416688d03cc
15bbc70e3a0
hex708da63d0

30213301200 has 60 divisors (see below), whose sum is σ = 96783278688. Its totient is φ = 8056880000.

The previous prime is 30213301199. The next prime is 30213301241. The reversal of 30213301200 is 210331203.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 30213301200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12587676 + ... + 12590075.

Almost surely, 230213301200 is an apocalyptic number.

30213301200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30213301200 is an abundant number, since it is smaller than the sum of its proper divisors (66569977488).

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

30213301200 is a wasteful number, since it uses less digits than its factorization.

30213301200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25177772 (or 25177761 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30213301200 its reverse (210331203), we get a palindrome (30423632403).

The spelling of 30213301200 in words is "thirty billion, two hundred thirteen million, three hundred one thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 120 150 200 240 300 400 600 1200 25177751 50355502 75533253 100711004 125888755 151066506 201422008 251777510 302133012 377666265 402844016 503555020 604266024 629443775 755332530 1007110040 1208532048 1258887550 1510665060 1888331325 2014220080 2517775100 3021330120 3776662650 5035550200 6042660240 7553325300 10071100400 15106650600 30213301200