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152030748 = 22312669229
BaseRepresentation
bin10010000111111…
…00111000011100
3101121001221222110
421003330320130
5302404440443
623030314020
73524145222
oct1103747034
9347057873
10152030748
11788a9a51
1242ab8910
132566032c
1416296b12
15d531233
hex90fce1c

152030748 has 12 divisors (see below), whose sum is σ = 354738440. Its totient is φ = 50676912.

The previous prime is 152030737. The next prime is 152030771. The reversal of 152030748 is 847030251.

152030748 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1520307482 = 46226696674879008, which contains 22 as substring.

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, 6334603 + ... + 6334626.

Almost surely, 2152030748 is an apocalyptic number.

It is an amenable number.

152030748 is an abundant number, since it is smaller than the sum of its proper divisors (202707692).

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

152030748 is a wasteful number, since it uses less digits than its factorization.

152030748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12669236 (or 12669234 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 152030748 is about 12330.0749389450. The cubic root of 152030748 is about 533.7163132891.

Adding to 152030748 its reverse (847030251), we get a palindrome (999060999).

The spelling of 152030748 in words is "one hundred fifty-two million, thirty thousand, seven hundred forty-eight".

Divisors: 1 2 3 4 6 12 12669229 25338458 38007687 50676916 76015374 152030748