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152485000 = 235430497
BaseRepresentation
bin10010001011010…
…11110010001000
3101121221001002121
421011223302020
5303014010000
623044141024
73531046453
oct1105536210
9347831077
10152485000
117908a268
1243097774
132578c015
141637449a
15d5c0b1a
hex916bc88

152485000 has 40 divisors (see below), whose sum is σ = 357284070. Its totient is φ = 60992000.

The previous prime is 152484971. The next prime is 152485007. The reversal of 152485000 is 584251.

It can be written as a sum of positive squares in 5 ways, for example, as 9108324 + 143376676 = 3018^2 + 11974^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152485007) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10249 + ... + 20248.

Almost surely, 2152485000 is an apocalyptic number.

152485000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152485000 is an abundant number, since it is smaller than the sum of its proper divisors (204799070).

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

152485000 is an equidigital number, since it uses as much as digits as its factorization.

152485000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30523 (or 30504 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 152485000 is about 12348.4816880457. The cubic root of 152485000 is about 534.2473476193.

The spelling of 152485000 in words is "one hundred fifty-two million, four hundred eighty-five thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 625 1000 1250 2500 5000 30497 60994 121988 152485 243976 304970 609940 762425 1219880 1524850 3049700 3812125 6099400 7624250 15248500 19060625 30497000 38121250 76242500 152485000