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153480213 = 3217053357
BaseRepresentation
bin10010010010111…
…10110000010101
3101200210121021100
421021132300111
5303242331323
623121340313
73542363115
oct1111366025
9350717240
10153480213
11796a9a57
1243497699
1325a49cc3
1416553045
15d71a943
hex925ec15

153480213 has 6 divisors (see below), whose sum is σ = 221693654. Its totient is φ = 102320136.

The previous prime is 153480211. The next prime is 153480221. The reversal of 153480213 is 312084351.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 120956004 + 32524209 = 10998^2 + 5703^2 .

It is not a de Polignac number, because 153480213 - 21 = 153480211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153480211) 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 5 ways as a sum of consecutive naturals, for example, 8526670 + ... + 8526687.

Almost surely, 2153480213 is an apocalyptic number.

It is an amenable number.

153480213 is a deficient number, since it is larger than the sum of its proper divisors (68213441).

153480213 is a wasteful number, since it uses less digits than its factorization.

153480213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17053363 (or 17053360 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 153480213 is about 12388.7131292964. The cubic root of 153480213 is about 535.4071062126.

The spelling of 153480213 in words is "one hundred fifty-three million, four hundred eighty thousand, two hundred thirteen".

Divisors: 1 3 9 17053357 51160071 153480213