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1352541420 = 2232517442007
BaseRepresentation
bin101000010011110…
…0010010011101100
310111021001020000200
41100213202103230
510232222311140
6342113353500
745342261306
oct12047422354
93437036020
101352541420
1163452442a
12318b68890
131872a3089
14cb8ba976
157db1d030
hex509e24ec

1352541420 has 72 divisors (see below), whose sum is σ = 4344054624. Its totient is φ = 339460608.

The previous prime is 1352541413. The next prime is 1352541457. The reversal of 1352541420 is 241452531.

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, 217944 + ... + 224063.

It is an arithmetic number, because the mean of its divisors is an integer number (60334092).

Almost surely, 21352541420 is an apocalyptic number.

1352541420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1352541420 is an abundant number, since it is smaller than the sum of its proper divisors (2991513204).

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

1352541420 is a wasteful number, since it uses less digits than its factorization.

1352541420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442039 (or 442034 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1352541420 is about 36776.9142261827. The cubic root of 1352541420 is about 1105.9025460579.

Adding to 1352541420 its reverse (241452531), we get a palindrome (1593993951).

Subtracting from 1352541420 its reverse (241452531), we obtain a square (1111088889 = 333332).

It can be divided in two parts, 13525 and 41420, that added together give a palindrome (54945).

The spelling of 1352541420 in words is "one billion, three hundred fifty-two million, five hundred forty-one thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 17 18 20 30 34 36 45 51 60 68 85 90 102 153 170 180 204 255 306 340 510 612 765 1020 1530 3060 442007 884014 1326021 1768028 2210035 2652042 3978063 4420070 5304084 6630105 7514119 7956126 8840140 13260210 15028238 15912252 19890315 22542357 26520420 30056476 37570595 39780630 45084714 67627071 75141190 79561260 90169428 112711785 135254142 150282380 225423570 270508284 338135355 450847140 676270710 1352541420