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245300132 = 227116711887
BaseRepresentation
bin11101001111011…
…11101110100100
3122002120112112002
432213233232210
51000244101012
640201344432
76036005510
oct1647575644
9562515462
10245300132
11116513690
126a198118
133ba8840c
1424815140
15168067c2
hexe9efba4

245300132 has 48 divisors (see below), whose sum is σ = 543234048. Its totient is φ = 94137120.

The previous prime is 245300113. The next prime is 245300161. The reversal of 245300132 is 231003542.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14693 + ... + 26579.

It is an arithmetic number, because the mean of its divisors is an integer number (11317376).

Almost surely, 2245300132 is an apocalyptic number.

245300132 is a gapful number since it is divisible by the number (22) 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 245300132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271617024).

245300132 is an abundant number, since it is smaller than the sum of its proper divisors (297933916).

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

245300132 is a wasteful number, since it uses less digits than its factorization.

245300132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11976 (or 11974 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 245300132 is about 15662.0602731569. The cubic root of 245300132 is about 625.9878836880.

Adding to 245300132 its reverse (231003542), we get a palindrome (476303674).

The spelling of 245300132 in words is "two hundred forty-five million, three hundred thousand, one hundred thirty-two".

Divisors: 1 2 4 7 11 14 22 28 44 67 77 134 154 268 308 469 737 938 1474 1876 2948 5159 10318 11887 20636 23774 47548 83209 130757 166418 261514 332836 523028 796429 915299 1592858 1830598 3185716 3661196 5575003 8760719 11150006 17521438 22300012 35042876 61325033 122650066 245300132