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159151452 = 22313262621
BaseRepresentation
bin10010111110001…
…11010101011100
3102002110201202020
421133013111130
5311220321302
623443100140
73641523255
oct1137072534
9362421666
10159151452
1181922929
1245371650
1326c84475
14171cbb2c
15de8aebc
hex97c755c

159151452 has 12 divisors (see below), whose sum is σ = 371353416. Its totient is φ = 53050480.

The previous prime is 159151441. The next prime is 159151453. The reversal of 159151452 is 254151951.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159151453) 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, 6631299 + ... + 6631322.

It is an arithmetic number, because the mean of its divisors is an integer number (30946118).

Almost surely, 2159151452 is an apocalyptic number.

159151452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

159151452 is an abundant number, since it is smaller than the sum of its proper divisors (212201964).

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

159151452 is a wasteful number, since it uses less digits than its factorization.

159151452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13262628 (or 13262626 counting only the distinct ones).

The product of its digits is 9000, while the sum is 33.

The square root of 159151452 is about 12615.5242459440. The cubic root of 159151452 is about 541.9221076955.

The spelling of 159151452 in words is "one hundred fifty-nine million, one hundred fifty-one thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 12 13262621 26525242 39787863 53050484 79575726 159151452