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147970498 = 2135691173
BaseRepresentation
bin10001101000111…
…01100111000010
3101022102200100211
420310131213002
5300340023443
622403304334
73444504604
oct1064354702
9338380324
10147970498
1176586475
124167b0aa
132486b210
141591b174
15cecd19d
hex8d1d9c2

147970498 has 8 divisors (see below), whose sum is σ = 239029308. Its totient is φ = 68294064.

The previous prime is 147970483. The next prime is 147970507. The reversal of 147970498 is 894079741.

It can be written as a sum of positive squares in 2 ways, for example, as 132549169 + 15421329 = 11513^2 + 3927^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2845561 + ... + 2845612.

Almost surely, 2147970498 is an apocalyptic number.

147970498 is a deficient number, since it is larger than the sum of its proper divisors (91058810).

147970498 is a wasteful number, since it uses less digits than its factorization.

147970498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5691188.

The product of its (nonzero) digits is 508032, while the sum is 49.

The square root of 147970498 is about 12164.3124754340. The cubic root of 147970498 is about 528.9220978691.

The spelling of 147970498 in words is "one hundred forty-seven million, nine hundred seventy thousand, four hundred ninety-eight".

Divisors: 1 2 13 26 5691173 11382346 73985249 147970498