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23141000144 = 2419497315307
BaseRepresentation
bin10101100011010011…
…111010001111010000
32012201201212121102102
4111203103322033100
5334343044001034
614344131535532
71446312153503
oct254323721720
965651777372
1023141000144
1198a5544a09
124599a5a5a8
13224a3597c2
14119751313a
159068b297e
hex5634fa3d0

23141000144 has 40 divisors (see below), whose sum is σ = 47208035040. Its totient is φ = 10958606208.

The previous prime is 23141000111. The next prime is 23141000149. The reversal of 23141000144 is 44100014132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23141000149) 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, 1504139 + ... + 1519445.

It is an arithmetic number, because the mean of its divisors is an integer number (1180200876).

Almost surely, 223141000144 is an apocalyptic number.

It is an amenable number.

23141000144 is an abundant number, since it is smaller than the sum of its proper divisors (24067034896).

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

23141000144 is a wasteful number, since it uses less digits than its factorization.

23141000144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20307 (or 20301 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 23141000144 its reverse (44100014132), we get a palindrome (67241014276).

The spelling of 23141000144 in words is "twenty-three billion, one hundred forty-one million, one hundred forty-four", and thus it is an aban number.

Divisors: 1 2 4 8 16 19 38 76 152 304 4973 9946 15307 19892 30614 39784 61228 79568 94487 122456 188974 244912 290833 377948 581666 755896 1163332 1511792 2326664 4653328 76121711 152243422 304486844 608973688 1217947376 1446312509 2892625018 5785250036 11570500072 23141000144