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51340034045 = 51939710611283
BaseRepresentation
bin101111110100000110…
…101011111111111101
311220111222022221202102
4233310012223333331
51320121022042140
635330231034445
73465153042356
oct576406537775
9156458287672
1051340034045
111a856124503
129b4980ba25
134ac2583b91
1426b06b2d2d
151507341e15
hexbf41abffd

51340034045 has 32 divisors (see below), whose sum is σ = 65125918080. Its totient is φ = 38745527040.

The previous prime is 51340033963. The next prime is 51340034059. The reversal of 51340034045 is 54043004315.

It is not a de Polignac number, because 51340034045 - 216 = 51339968509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51340033999 and 51340034017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40014974 + ... + 40016256.

It is an arithmetic number, because the mean of its divisors is an integer number (2035184940).

Almost surely, 251340034045 is an apocalyptic number.

It is an amenable number.

51340034045 is a deficient number, since it is larger than the sum of its proper divisors (13785884035).

51340034045 is a wasteful number, since it uses less digits than its factorization.

51340034045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2765.

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 51340034045 in words is "fifty-one billion, three hundred forty million, thirty-four thousand, forty-five".

Divisors: 1 5 19 95 397 1061 1283 1985 5305 6415 7543 20159 24377 37715 100795 121885 421217 509351 1361263 2106085 2546755 6806315 8003123 9677669 25863997 40015615 48388345 129319985 540421411 2702107055 10268006809 51340034045