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53213711078 = 2115414470989
BaseRepresentation
bin110001100011110010…
…001100101011100110
312002100112222121110002
4301203302030223212
51332440202223303
640240202301302
73562454036543
oct614362145346
9162315877402
1053213711078
1120627830820
12a3911b7832
1350307cc308
14280b487bca
1515b6aa0788
hexc63c8cae6

53213711078 has 16 divisors (see below), whose sum is σ = 87237956880. Its totient is φ = 24143335200.

The previous prime is 53213711077. The next prime is 53213711101. The reversal of 53213711078 is 87011731235.

53213711078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53213711071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2223593 + ... + 2247396.

It is an arithmetic number, because the mean of its divisors is an integer number (5452372305).

Almost surely, 253213711078 is an apocalyptic number.

53213711078 is a deficient number, since it is larger than the sum of its proper divisors (34024245802).

53213711078 is a wasteful number, since it uses less digits than its factorization.

53213711078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4471543.

The product of its (nonzero) digits is 35280, while the sum is 38.

The spelling of 53213711078 in words is "fifty-three billion, two hundred thirteen million, seven hundred eleven thousand, seventy-eight".

Divisors: 1 2 11 22 541 1082 5951 11902 4470989 8941978 49180879 98361758 2418805049 4837610098 26606855539 53213711078