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1202314157 = 11883112377
BaseRepresentation
bin100011110101001…
…1101101110101101
310002210100212221222
41013222131232231
54430243023112
6315145433125
741536334042
oct10752355655
93083325858
101202314157
11567747470
1229679b7a5
131621248c5
14b59731c9
1570846372
hex47a9dbad

1202314157 has 8 divisors (see below), whose sum is σ = 1311869952. Its totient is φ = 1092800800.

The previous prime is 1202314133. The next prime is 1202314163. The reversal of 1202314157 is 7514132021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1202314157 - 214 = 1202297773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202314187) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 90953 + ... + 103329.

It is an arithmetic number, because the mean of its divisors is an integer number (163983744).

Almost surely, 21202314157 is an apocalyptic number.

It is an amenable number.

1202314157 is a deficient number, since it is larger than the sum of its proper divisors (109555795).

1202314157 is a wasteful number, since it uses less digits than its factorization.

1202314157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21219.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 1202314157 is about 34674.4020424289. The cubic root of 1202314157 is about 1063.3412301987.

Adding to 1202314157 its reverse (7514132021), we get a palindrome (8716446178).

The spelling of 1202314157 in words is "one billion, two hundred two million, three hundred fourteen thousand, one hundred fifty-seven".

Divisors: 1 11 8831 12377 97141 136147 109301287 1202314157