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55060061070 = 23571072450381
BaseRepresentation
bin110011010001110101…
…011101101110001110
312021010020012220111010
4303101311131232032
51400230333423240
641143320110050
73656303540250
oct632165355616
9167106186433
1055060061070
1121394a72903
12a807605326
13526619a2c1
142944787cd0
151673c12280
hexcd1d5db8e

55060061070 has 64 divisors (see below), whose sum is σ = 152433363456. Its totient is φ = 12467533440.

The previous prime is 55060061059. The next prime is 55060061071. The reversal of 55060061070 is 7016006055.

It is a super-2 number, since 2×550600610702 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55060061071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1202721 + ... + 1247660.

It is an arithmetic number, because the mean of its divisors is an integer number (2381771304).

Almost surely, 255060061070 is an apocalyptic number.

55060061070 is an abundant number, since it is smaller than the sum of its proper divisors (97373302386).

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

55060061070 is a wasteful number, since it uses less digits than its factorization.

55060061070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450505.

The product of its (nonzero) digits is 6300, while the sum is 30.

The spelling of 55060061070 in words is "fifty-five billion, sixty million, sixty-one thousand, seventy".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 107 210 214 321 535 642 749 1070 1498 1605 2247 3210 3745 4494 7490 11235 22470 2450381 4900762 7351143 12251905 14702286 17152667 24503810 34305334 36755715 51458001 73511430 85763335 102916002 171526670 257290005 262190767 514580010 524381534 786572301 1310953835 1573144602 1835335369 2621907670 3670670738 3932861505 5506006107 7865723010 9176676845 11012012214 18353353690 27530030535 55060061070