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612505212204 = 2238911340912409
BaseRepresentation
bin10001110100111000010…
…01111101010100101100
32011112222112121122200210
420322130021331110230
540013402313242304
61145214144222420
762152310254434
oct10723411752454
92145875548623
10612505212204
11216842251616
129a85a90aa10
13459b3680662
14219070132c4
1510decb35c89
hex8e9c27d52c

612505212204 has 96 divisors (see below), whose sum is σ = 1461709368000. Its totient is φ = 199582580736.

The previous prime is 612505212199. The next prime is 612505212211. The reversal of 612505212204 is 402212505216.

612505212204 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×6125052122043 (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49353552 + ... + 49365960.

It is an arithmetic number, because the mean of its divisors is an integer number (15226139250).

Almost surely, 2612505212204 is an apocalyptic number.

It is an amenable number.

612505212204 is an abundant number, since it is smaller than the sum of its proper divisors (849204155796).

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

612505212204 is a wasteful number, since it uses less digits than its factorization.

612505212204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13027 (or 13025 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

It can be divided in two parts, 6125052 and 12204, that added together give a triangular number (6137256 = T3503).

The spelling of 612505212204 in words is "six hundred twelve billion, five hundred five million, two hundred twelve thousand, two hundred four".

Divisors: 1 2 3 4 6 12 89 113 178 226 267 339 356 409 452 534 678 818 1068 1227 1356 1636 2454 4908 10057 12409 20114 24818 30171 36401 37227 40228 46217 49636 60342 72802 74454 92434 109203 120684 138651 145604 148908 184868 218406 277302 436812 554604 1104401 1402217 2208802 2804434 3313203 4113313 4206651 4417604 5075281 5608868 6626406 8226626 8413302 10150562 12339939 13252812 15225843 16453252 16826604 20301124 24679878 30451686 49359756 60903372 124797313 249594626 374391939 451700009 499189252 573506753 748783878 903400018 1147013506 1355100027 1497567756 1720520259 1806800036 2294027012 2710200054 3441040518 5420400108 6882081036 51042101017 102084202034 153126303051 204168404068 306252606102 612505212204