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152772436 = 22103336973
BaseRepresentation
bin10010001101100…
…01111101010100
3101122110122101101
421012301331110
5303102204221
623054235444
73533354455
oct1106617524
9348418341
10152772436
1179266213
12431b5b84
132585cabb
141640b12c
15d62ad91
hex91b1f54

152772436 has 12 divisors (see below), whose sum is σ = 267617812. Its totient is φ = 76310208.

The previous prime is 152772427. The next prime is 152772443. The reversal of 152772436 is 634277251.

It is a happy number.

152772436 is digitally balanced in base 2, 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 96432400 + 56340036 = 9820^2 + 7506^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 152772395 and 152772404.

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, 14355 + ... + 22618.

Almost surely, 2152772436 is an apocalyptic number.

It is an amenable number.

152772436 is a deficient number, since it is larger than the sum of its proper divisors (114845376).

152772436 is a wasteful number, since it uses less digits than its factorization.

152772436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38010 (or 38008 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 152772436 is about 12360.1147243867. The cubic root of 152772436 is about 534.5828244046.

The spelling of 152772436 in words is "one hundred fifty-two million, seven hundred seventy-two thousand, four hundred thirty-six".

Divisors: 1 2 4 1033 2066 4132 36973 73946 147892 38193109 76386218 152772436