Search a number
-
+
69314124870 = 2335256718981
BaseRepresentation
bin100000010001101110…
…0011001110001000110
320121220121202101002000
41000203130121301012
52113423403443440
651501550130130
75002445224464
oct1004334316106
9217817671060
1069314124870
112743a01aa21
12115251b0946
1366c8312493
1434d78b7834
151c0a2cd730
hex1023719c46

69314124870 has 32 divisors (see below), whose sum is σ = 184837667040. Its totient is φ = 18483766560.

The previous prime is 69314124853. The next prime is 69314124923. The reversal of 69314124870 is 7842141396.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128359221 + ... + 128359760.

It is an arithmetic number, because the mean of its divisors is an integer number (5776177095).

Almost surely, 269314124870 is an apocalyptic number.

69314124870 is an abundant number, since it is smaller than the sum of its proper divisors (115523542170).

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

69314124870 is a wasteful number, since it uses less digits than its factorization.

69314124870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256718997 (or 256718991 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 69314124870 in words is "sixty-nine billion, three hundred fourteen million, one hundred twenty-four thousand, eight hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 256718981 513437962 770156943 1283594905 1540313886 2310470829 2567189810 3850784715 4620941658 6931412487 7701569430 11552354145 13862824974 23104708290 34657062435 69314124870