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53551245002 = 2371481488633
BaseRepresentation
bin110001110111111001…
…110010011011001010
312010020002010002221112
4301313321302123022
51334133104320002
640333501010322
73604023033503
oct616771623312
9163202102845
1053551245002
1120790310a82
12a4662539a2
13508570c328
14284022bbaa
1515d6525852
hexc77e726ca

53551245002 has 16 divisors (see below), whose sum is σ = 82553737032. Its totient is φ = 26034312960.

The previous prime is 53551244993. The next prime is 53551245017. The reversal of 53551245002 is 20054215535.

It can be written as a sum of positive squares in 4 ways, for example, as 49925880481 + 3625364521 = 223441^2 + 60211^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53551245002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134723 + ... + 353910.

Almost surely, 253551245002 is an apocalyptic number.

53551245002 is a deficient number, since it is larger than the sum of its proper divisors (29002492030).

53551245002 is a wasteful number, since it uses less digits than its factorization.

53551245002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490153.

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 53551245002 in words is "fifty-three billion, five hundred fifty-one million, two hundred forty-five thousand, two".

Divisors: 1 2 37 74 1481 2962 54797 109594 488633 977266 18079421 36158842 723665473 1447330946 26775622501 53551245002