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32135542230 = 23511383254257
BaseRepresentation
bin11101111011011011…
…010111010111010110
310001221120200200120210
4131323123113113112
51011303144322410
622432440110250
72215230413331
oct357333272726
9101846620523
1032135542230
11126a0748570
12628a165386
13305194875c
1417abd07618
15c81362220
hex77b6d75d6

32135542230 has 64 divisors (see below), whose sum is σ = 84356702208. Its totient is φ = 7770063360.

The previous prime is 32135542217. The next prime is 32135542237. The reversal of 32135542230 is 3224553123.

It is a super-2 number, since 2×321355422302 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32135542237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 739 + ... + 253518.

It is an arithmetic number, because the mean of its divisors is an integer number (1318073472).

Almost surely, 232135542230 is an apocalyptic number.

32135542230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 32135542230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42178351104).

32135542230 is an abundant number, since it is smaller than the sum of its proper divisors (52221159978).

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

32135542230 is a wasteful number, since it uses less digits than its factorization.

32135542230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254661.

The product of its (nonzero) digits is 21600, while the sum is 30.

The spelling of 32135542230 in words is "thirty-two billion, one hundred thirty-five million, five hundred forty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 383 766 1149 1915 2298 3830 4213 5745 8426 11490 12639 21065 25278 42130 63195 126390 254257 508514 762771 1271285 1525542 2542570 2796827 3813855 5593654 7627710 8390481 13984135 16780962 27968270 41952405 83904810 97380431 194760862 292141293 486902155 584282586 973804310 1071184741 1460706465 2142369482 2921412930 3213554223 5355923705 6427108446 10711847410 16067771115 32135542230