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149234698912 = 2513734914209
BaseRepresentation
bin1000101011111100010…
…1001100101010100000
3112021012102102012010211
42022333011030222200
54421113040331122
6152320225303504
713532114003515
oct2127705145240
9467172365124
10149234698912
1158321108112
1224b0a494b94
13110c3b58290
147319c9930c
153d3680d877
hex22bf14caa0

149234698912 has 48 divisors (see below), whose sum is σ = 320740658280. Its totient is φ = 67934011392.

The previous prime is 149234698897. The next prime is 149234698913. The reversal of 149234698912 is 219896432941.

It can be written as a sum of positive squares in 4 ways, for example, as 71886189456 + 77348509456 = 268116^2 + 278116^2 .

It is not an unprimeable number, because it can be changed into a prime (149234698913) 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 7 ways as a sum of consecutive naturals, for example, 2426737 + ... + 2487472.

Almost surely, 2149234698912 is an apocalyptic number.

It is an amenable number.

149234698912 is an abundant number, since it is smaller than the sum of its proper divisors (171505959368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149234698912 is a wasteful number, since it uses less digits than its factorization.

149234698912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4914305 (or 4914297 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 58.

The spelling of 149234698912 in words is "one hundred forty-nine billion, two hundred thirty-four million, six hundred ninety-eight thousand, nine hundred twelve".

Divisors: 1 2 4 8 13 16 26 32 52 73 104 146 208 292 416 584 949 1168 1898 2336 3796 7592 15184 30368 4914209 9828418 19656836 39313672 63884717 78627344 127769434 157254688 255538868 358737257 511077736 717474514 1022155472 1434949028 2044310944 2869898056 4663584341 5739796112 9327168682 11479592224 18654337364 37308674728 74617349456 149234698912