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132210072 = 233223292753
BaseRepresentation
bin1111110000101…
…01110110011000
3100012202222010100
413320111312120
5232321210242
621041415400
73163524051
oct770256630
9305688110
10132210072
11686a1425
123833a560
1321510717
14137b7728
15b91854c
hex7e15d98

132210072 has 96 divisors (see below), whose sum is σ = 386661600. Its totient is φ = 40685568.

The previous prime is 132210053. The next prime is 132210073. The reversal of 132210072 is 270012231.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132210073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46648 + ... + 49400.

It is an arithmetic number, because the mean of its divisors is an integer number (4027725).

Almost surely, 2132210072 is an apocalyptic number.

132210072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132210072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193330800).

132210072 is an abundant number, since it is smaller than the sum of its proper divisors (254451528).

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

132210072 is a wasteful number, since it uses less digits than its factorization.

132210072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2817 (or 2810 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 132210072 is about 11498.2638689500. The cubic root of 132210072 is about 509.4342977726.

The spelling of 132210072 in words is "one hundred thirty-two million, two hundred ten thousand, seventy-two".

Divisors: 1 2 3 4 6 8 9 12 18 23 24 29 36 46 58 69 72 87 92 116 138 174 184 207 232 261 276 348 414 522 552 667 696 828 1044 1334 1656 2001 2088 2668 2753 4002 5336 5506 6003 8004 8259 11012 12006 16008 16518 22024 24012 24777 33036 48024 49554 63319 66072 79837 99108 126638 159674 189957 198216 239511 253276 319348 379914 479022 506552 569871 638696 718533 759828 958044 1139742 1437066 1519656 1836251 1916088 2279484 2874132 3672502 4558968 5508753 5748264 7345004 11017506 14690008 16526259 22035012 33052518 44070024 66105036 132210072