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12152353030 = 2597103121633
BaseRepresentation
bin10110101000101011…
…00011000100000110
31011100220210111102021
423110111203010012
5144342000244110
65325511033354
7610101203446
oct132425430406
934326714367
1012152353030
115176760774
12243196b85a
1311b88a874c
14833d5a126
154b1d172da
hex2d4563106

12152353030 has 32 divisors (see below), whose sum is σ = 22314487104. Its totient is φ = 4764082176.

The previous prime is 12152353021. The next prime is 12152353033. The reversal of 12152353030 is 3035325121.

It is a junction number, because it is equal to n+sod(n) for n = 12152352986 and 12152353004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12152353033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39094 + ... + 160726.

It is an arithmetic number, because the mean of its divisors is an integer number (697327722).

Almost surely, 212152353030 is an apocalyptic number.

12152353030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12152353030 is a deficient number, since it is larger than the sum of its proper divisors (10162134074).

12152353030 is a wasteful number, since it uses less digits than its factorization.

12152353030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121840.

The product of its (nonzero) digits is 2700, while the sum is 25.

Adding to 12152353030 its reverse (3035325121), we get a palindrome (15187678151).

The spelling of 12152353030 in words is "twelve billion, one hundred fifty-two million, three hundred fifty-three thousand, thirty".

Divisors: 1 2 5 10 97 103 194 206 485 515 970 1030 9991 19982 49955 99910 121633 243266 608165 1216330 11798401 12528199 23596802 25056398 58992005 62640995 117984010 125281990 1215235303 2430470606 6076176515 12152353030