Search a number
-
+
70970662560 = 2535721122221
BaseRepresentation
bin100001000011000101…
…1100101111010100000
320210012001211012120210
41002012023211322200
52130321442200220
652334203334120
75061501451440
oct1020613457240
9223161735523
1070970662560
112810a0a8236
1211907b21340
1369005822b5
1436138c8120
151ca59496e0
hex10862e5ea0

70970662560 has 96 divisors (see below), whose sum is σ = 255494397312. Its totient is φ = 16221864960.

The previous prime is 70970662537. The next prime is 70970662571. The reversal of 70970662560 is 6526607907.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 10557751 + ... + 10564470.

It is an arithmetic number, because the mean of its divisors is an integer number (2661399972).

Almost surely, 270970662560 is an apocalyptic number.

70970662560 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

70970662560 is an abundant number, since it is smaller than the sum of its proper divisors (184523734752).

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

70970662560 is a wasteful number, since it uses less digits than its factorization.

70970662560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21122246 (or 21122238 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 48.

The spelling of 70970662560 in words is "seventy billion, nine hundred seventy million, six hundred sixty-two thousand, five hundred sixty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 70 80 84 96 105 112 120 140 160 168 210 224 240 280 336 420 480 560 672 840 1120 1680 3360 21122221 42244442 63366663 84488884 105611105 126733326 147855547 168977768 211222210 253466652 295711094 316833315 337955536 422444420 443566641 506933304 591422188 633666630 675911072 739277735 844888840 887133282 1013866608 1182844376 1267333260 1478555470 1689777680 1774266564 2027733216 2217833205 2365688752 2534666520 2957110940 3379555360 3548533128 4435666410 4731377504 5069333040 5914221880 7097066256 8871332820 10138666080 11828443760 14194132512 17742665640 23656887520 35485331280 70970662560