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49195000023 = 3131393190547
BaseRepresentation
bin101101110100010000…
…000010000011010111
311200222111001221020220
4231310100002003113
51301222410000043
634333323325423
73361045413021
oct556420020327
9150874057226
1049195000023
1119955327714
12964b380873
134840059090
142549863011
15142dd81483
hexb744020d7

49195000023 has 16 divisors (see below), whose sum is σ = 70644825216. Its totient is φ = 30271338720.

The previous prime is 49195000021. The next prime is 49195000031. The reversal of 49195000023 is 32000059194.

It is not a de Polignac number, because 49195000023 - 21 = 49195000021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49195000021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498036 + ... + 588582.

It is an arithmetic number, because the mean of its divisors is an integer number (4415301576).

Almost surely, 249195000023 is an apocalyptic number.

49195000023 is a deficient number, since it is larger than the sum of its proper divisors (21449825193).

49195000023 is a wasteful number, since it uses less digits than its factorization.

49195000023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104494.

The product of its (nonzero) digits is 9720, while the sum is 33.

The spelling of 49195000023 in words is "forty-nine billion, one hundred ninety-five million, twenty-three", and thus it is an aban number.

Divisors: 1 3 13 39 13931 41793 90547 181103 271641 543309 1177111 3531333 1261410257 3784230771 16398333341 49195000023