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1010202029979 = 33725603355463
BaseRepresentation
bin11101011001101001011…
…10111010111110011011
310120120111201100020122020
432230310232322332123
5113022343204424404
62052025211225523
7132661514401452
oct16546456727633
93516451306566
101010202029979
1135a47378a02a
1214394a7482a3
1374352aa127c
1436c73359b99
151b42722eed9
hexeb34bbaf9b

1010202029979 has 16 divisors (see below), whose sum is σ = 1383397638912. Its totient is φ = 655238744928.

The previous prime is 1010202029971. The next prime is 1010202029983. The reversal of 1010202029979 is 9799202020101.

It is not a de Polignac number, because 1010202029979 - 23 = 1010202029971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1010202029979.

It is not an unprimeable number, because it can be changed into a prime (1010202029971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2664202 + ... + 3019664.

It is an arithmetic number, because the mean of its divisors is an integer number (86462352432).

Almost surely, 21010202029979 is an apocalyptic number.

1010202029979 is a deficient number, since it is larger than the sum of its proper divisors (373195608933).

1010202029979 is a wasteful number, since it uses less digits than its factorization.

1010202029979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381106.

The product of its (nonzero) digits is 40824, while the sum is 42.

The spelling of 1010202029979 in words is "one trillion, ten billion, two hundred two million, twenty-nine thousand, nine hundred seventy-nine".

Divisors: 1 3 37 111 25603 76809 355463 947311 1066389 2841933 13152131 39456393 9100919189 27302757567 336734009993 1010202029979