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53030652078 = 231131311573803
BaseRepresentation
bin110001011000110111…
…111000100010101110
312001212210112020201010
4301120313320202232
51332101321331303
640210102530050
73555102051045
oct613067704256
9161783466633
1053030652078
1120543469898
12a33ba36926
1350018c6c91
1427d103555c
1515a5990c03
hexc58df88ae

53030652078 has 64 divisors (see below), whose sum is σ = 108531954432. Its totient is φ = 17271421440.

The previous prime is 53030652043. The next prime is 53030652089. The reversal of 53030652078 is 87025603035.

It is a super-3 number, since 3×530306520783 (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13942525 + ... + 13946327.

It is an arithmetic number, because the mean of its divisors is an integer number (1695811788).

Almost surely, 253030652078 is an apocalyptic number.

53030652078 is an abundant number, since it is smaller than the sum of its proper divisors (55501302354).

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

53030652078 is a wasteful number, since it uses less digits than its factorization.

53030652078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4209.

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 53030652078 in words is "fifty-three billion, thirty million, six hundred fifty-two thousand, seventy-eight".

Divisors: 1 2 3 6 113 131 157 226 262 314 339 393 471 678 786 942 3803 7606 11409 14803 17741 20567 22818 29606 35482 41134 44409 53223 61701 88818 106446 123402 429739 498193 597071 859478 996386 1194142 1289217 1494579 1791213 2324071 2578434 2989158 3582426 4648142 6972213 13944426 56295809 67469023 78216301 112591618 134938046 156432602 168887427 202407069 234648903 337774854 404814138 469297806 8838442013 17676884026 26515326039 53030652078