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152813541 = 3238326683
BaseRepresentation
bin10010001101110…
…11111111100101
3101122112201202210
421012323333211
5303110013131
623055154033
73533615346
oct1106737745
9348481683
10152813541
1179294091
1243215919
132587571a
141641c0cd
15d638146
hex91bbfe5

152813541 has 16 divisors (see below), whose sum is σ = 215179776. Its totient is φ = 96268656.

The previous prime is 152813501. The next prime is 152813543. The reversal of 152813541 is 145318251.

It is not a de Polignac number, because 152813541 - 214 = 152797157 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 152813499 and 152813508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152813543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7615 + ... + 19068.

It is an arithmetic number, because the mean of its divisors is an integer number (13448736).

Almost surely, 2152813541 is an apocalyptic number.

It is an amenable number.

152813541 is a deficient number, since it is larger than the sum of its proper divisors (62366235).

152813541 is a wasteful number, since it uses less digits than its factorization.

152813541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26792.

The product of its digits is 4800, while the sum is 30.

The square root of 152813541 is about 12361.7774207433. Note that the first 3 decimals coincide. The cubic root of 152813541 is about 534.6307651133.

The spelling of 152813541 in words is "one hundred fifty-two million, eight hundred thirteen thousand, five hundred forty-one".

Divisors: 1 3 23 69 83 249 1909 5727 26683 80049 613709 1841127 2214689 6644067 50937847 152813541