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146413631 = 7131608941
BaseRepresentation
bin10001011101000…
…01100000111111
3101012111120202002
420232201200333
5244440214011
622310052515
73425331620
oct1056414077
9335446662
10146413631
1175712801
124104a13b
13244446b0
1415633a47
15ccc1c3b
hex8ba183f

146413631 has 8 divisors (see below), whose sum is σ = 180201504. Its totient is φ = 115843680.

The previous prime is 146413627. The next prime is 146413637. The reversal of 146413631 is 136314641.

146413631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146413631 - 22 = 146413627 is a prime.

It is a super-2 number, since 2×1464136312 = 42873902685208322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 146413594 and 146413603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146413637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 804380 + ... + 804561.

It is an arithmetic number, because the mean of its divisors is an integer number (22525188).

Almost surely, 2146413631 is an apocalyptic number.

146413631 is a deficient number, since it is larger than the sum of its proper divisors (33787873).

146413631 is a wasteful number, since it uses less digits than its factorization.

146413631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608961.

The product of its digits is 5184, while the sum is 29.

The square root of 146413631 is about 12100.1500403921. The cubic root of 146413631 is about 527.0605412771.

The spelling of 146413631 in words is "one hundred forty-six million, four hundred thirteen thousand, six hundred thirty-one".

Divisors: 1 7 13 91 1608941 11262587 20916233 146413631