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151245636 = 22315780279
BaseRepresentation
bin10010000001111…
…01001101000100
3101112121002000020
421000331031010
5302204330021
623001415140
73514365243
oct1100751504
9345532006
10151245636
11784130a3
124279a4b0
1325446b79
141613095a
15d4287c6
hex903d344

151245636 has 24 divisors (see below), whose sum is σ = 355158720. Its totient is φ = 50093472.

The previous prime is 151245629. The next prime is 151245649. The reversal of 151245636 is 636542151.

It is a junction number, because it is equal to n+sod(n) for n = 151245597 and 151245606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38256 + ... + 42023.

It is an arithmetic number, because the mean of its divisors is an integer number (14798280).

Almost surely, 2151245636 is an apocalyptic number.

It is an amenable number.

151245636 is an abundant number, since it is smaller than the sum of its proper divisors (203913084).

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

151245636 is a wasteful number, since it uses less digits than its factorization.

151245636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80443 (or 80441 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 151245636 is about 12298.1964531390. The cubic root of 151245636 is about 532.7959940495.

Adding to 151245636 its reverse (636542151), we get a palindrome (787787787).

The spelling of 151245636 in words is "one hundred fifty-one million, two hundred forty-five thousand, six hundred thirty-six".

Divisors: 1 2 3 4 6 12 157 314 471 628 942 1884 80279 160558 240837 321116 481674 963348 12603803 25207606 37811409 50415212 75622818 151245636