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152362820 = 22548715643
BaseRepresentation
bin10010001010011…
…01111101000100
3101121200211111102
421011031331010
5303001102240
623041355232
73530030321
oct1105157504
9347624442
10152362820
1179006495
1243038b18
132574851c
1416341b48
15d599815
hex914df44

152362820 has 24 divisors (see below), whose sum is σ = 320639424. Its totient is φ = 60816096.

The previous prime is 152362751. The next prime is 152362829. The reversal of 152362820 is 28263251.

It is not an unprimeable number, because it can be changed into a prime (152362829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1919 + ... + 17561.

It is an arithmetic number, because the mean of its divisors is an integer number (13359976).

Almost surely, 2152362820 is an apocalyptic number.

152362820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152362820 is an abundant number, since it is smaller than the sum of its proper divisors (168276604).

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

152362820 is a wasteful number, since it uses less digits than its factorization.

152362820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16139 (or 16137 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 152362820 is about 12343.5335297475. The cubic root of 152362820 is about 534.1046193015.

The spelling of 152362820 in words is "one hundred fifty-two million, three hundred sixty-two thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 487 974 1948 2435 4870 9740 15643 31286 62572 78215 156430 312860 7618141 15236282 30472564 38090705 76181410 152362820