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153988052 = 2261362801
BaseRepresentation
bin10010010110110…
…10101111010100
3101201202101220012
421023122233110
5303410104202
623140255352
73546606521
oct1113325724
9351671805
10153988052
1179a16559
12436a1558
1325b971ba
1416646148
15d7bb152
hex92dabd4

153988052 has 12 divisors (see below), whose sum is σ = 269922996. Its totient is φ = 76867200.

The previous prime is 153988039. The next prime is 153988061. The reversal of 153988052 is 250889351.

153988052 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4268356 + 149719696 = 2066^2 + 12236^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28949 + ... + 33852.

It is an arithmetic number, because the mean of its divisors is an integer number (22493583).

Almost surely, 2153988052 is an apocalyptic number.

It is an amenable number.

153988052 is a deficient number, since it is larger than the sum of its proper divisors (115934944).

153988052 is a wasteful number, since it uses less digits than its factorization.

153988052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63418 (or 63416 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 41.

The square root of 153988052 is about 12409.1922380145. The cubic root of 153988052 is about 535.9969787087.

The spelling of 153988052 in words is "one hundred fifty-three million, nine hundred eighty-eight thousand, fifty-two".

Divisors: 1 2 4 613 1226 2452 62801 125602 251204 38497013 76994026 153988052