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153227730164 = 22172253348973
BaseRepresentation
bin1000111010110100010…
…1011001110011110100
3112122111201000012021012
42032231011121303310
510002302244331124
6154220350011352
714033061134165
oct2165505316364
9478451005235
10153227730164
1159a90071643
12258437a6b58
13115ac1a9a72
1475b831776c
153ebc158e0e
hex23ad159cf4

153227730164 has 12 divisors (see below), whose sum is σ = 283921970724. Its totient is φ = 72107167104.

The previous prime is 153227730133. The next prime is 153227730167. The reversal of 153227730164 is 461037722351.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 123581777764 + 29645952400 = 351542^2 + 172180^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153227730167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126674419 + ... + 1126674554.

It is an arithmetic number, because the mean of its divisors is an integer number (23660164227).

Almost surely, 2153227730164 is an apocalyptic number.

It is an amenable number.

153227730164 is a deficient number, since it is larger than the sum of its proper divisors (130694240560).

153227730164 is a wasteful number, since it uses less digits than its factorization.

153227730164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253348994 (or 2253348992 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 153227730164 in words is "one hundred fifty-three billion, two hundred twenty-seven million, seven hundred thirty thousand, one hundred sixty-four".

Divisors: 1 2 4 17 34 68 2253348973 4506697946 9013395892 38306932541 76613865082 153227730164