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150806469 = 31123431461
BaseRepresentation
bin10001111110100…
…01111111000101
3101111202202120210
420333101333011
5302101301334
622544150033
73510556002
oct1077217705
9344682523
10150806469
1178143150
1242608319
1325321cc8
14160588a9
15d38d5e9
hex8fd1fc5

150806469 has 32 divisors (see below), whose sum is σ = 229920768. Its totient is φ = 87032000.

The previous prime is 150806443. The next prime is 150806471. The reversal of 150806469 is 964608051.

It is not a de Polignac number, because 150806469 - 29 = 150805957 is a prime.

It is a super-2 number, since 2×1508064692 = 45485182184495922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150806429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 326899 + ... + 327359.

It is an arithmetic number, because the mean of its divisors is an integer number (7185024).

Almost surely, 2150806469 is an apocalyptic number.

It is an amenable number.

150806469 is a deficient number, since it is larger than the sum of its proper divisors (79114299).

150806469 is a wasteful number, since it uses less digits than its factorization.

150806469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 150806469 is about 12280.3285379504. The cubic root of 150806469 is about 532.2798066883.

The spelling of 150806469 in words is "one hundred fifty million, eight hundred six thousand, four hundred sixty-nine".

Divisors: 1 3 11 23 33 69 253 431 461 759 1293 1383 4741 5071 9913 10603 14223 15213 29739 31809 109043 116633 198691 327129 349899 596073 2185601 4569893 6556803 13709679 50268823 150806469